| 250 |
Is 250 a perfect number |
 : 1 + 2 + 5 + 10 + 25 + 50 + 125 ≠ 250 |
| 251 |
Is 251 a perfect number |
: 1 ≠ 251 |
| 252 |
Is 252 a perfect number |
: 1 + 2 + 3 + 4 + 6 + 7 + 9 + 12 + 14 + 18 + 21 + 28 + 36 + 42 + 63 + 84 + 126 ≠ 252 |
| 253 |
Is 253 a perfect number |
: 1 + 11 + 23 ≠ 253 |
| 254 |
Is 254 a perfect number |
: 1 + 2 + 127 ≠ 254 |
| 255 |
Is 255 a perfect number |
: 1 + 3 + 5 + 15 + 17 + 51 + 85 ≠ 255 |
| 256 |
Is 256 a perfect number |
: 1 + 2 + 4 + 8 + 16 + 32 + 64 + 128 ≠ 256 |
| 257 |
Is 257 a perfect number |
: 1 ≠ 257 |
| 258 |
Is 258 a perfect number |
: 1 + 2 + 3 + 6 + 43 + 86 + 129 ≠ 258 |
| 259 |
Is 259 a perfect number |
: 1 + 7 + 37 ≠ 259 |
| 260 |
Is 260 a perfect number |
: 1 + 2 + 4 + 5 + 10 + 13 + 20 + 26 + 52 + 65 + 130 ≠ 260 |
| 261 |
Is 261 a perfect number |
: 1 + 3 + 9 + 29 + 87 ≠ 261 |
| 262 |
Is 262 a perfect number |
: 1 + 2 + 131 ≠ 262 |
| 263 |
Is 263 a perfect number |
: 1 ≠ 263 |
| 264 |
Is 264 a perfect number |
: 1 + 2 + 3 + 4 + 6 + 8 + 11 + 12 + 22 + 24 + 33 + 44 + 66 + 88 + 132 ≠ 264 |
| 265 |
Is 265 a perfect number |
: 1 + 5 + 53 ≠ 265 |
| 266 |
Is 266 a perfect number |
: 1 + 2 + 7 + 14 + 19 + 38 + 133 ≠ 266 |
| 267 |
Is 267 a perfect number |
: 1 + 3 + 89 ≠ 267 |
| 268 |
Is 268 a perfect number |
: 1 + 2 + 4 + 67 + 134 ≠ 268 |
| 269 |
Is 269 a perfect number |
: 1 ≠ 269 |
| 270 |
Is 270 a perfect number |
: 1 + 2 + 3 + 5 + 6 + 9 + 10 + 15 + 18 + 27 + 30 + 45 + 54 + 90 + 135 ≠ 270 |
| 271 |
Is 271 a perfect number |
: 1 ≠ 271 |
| 272 |
Is 272 a perfect number |
: 1 + 2 + 4 + 8 + 16 + 17 + 34 + 68 + 136 ≠ 272 |
| 273 |
Is 273 a perfect number |
: 1 + 3 + 7 + 13 + 21 + 39 + 91 ≠ 273 |
| 274 |
Is 274 a perfect number |
: 1 + 2 + 137 ≠ 274 |
| 275 |
Is 275 a perfect number |
: 1 + 5 + 11 + 25 + 55 ≠ 275 |
| 276 |
Is 276 a perfect number |
: 1 + 2 + 3 + 4 + 6 + 12 + 23 + 46 + 69 + 92 + 138 ≠ 276 |
| 277 |
Is 277 a perfect number |
: 1 ≠ 277 |
| 278 |
Is 278 a perfect number |
: 1 + 2 + 139 ≠ 278 |
| 279 |
Is 279 a perfect number |
: 1 + 3 + 9 + 31 + 93 ≠ 279 |
| 280 |
Is 280 a perfect number |
: 1 + 2 + 4 + 5 + 7 + 8 + 10 + 14 + 20 + 28 + 35 + 40 + 56 + 70 + 140 ≠ 280 |
| 281 |
Is 281 a perfect number |
: 1 ≠ 281 |
| 282 |
Is 282 a perfect number |
: 1 + 2 + 3 + 6 + 47 + 94 + 141 ≠ 282 |
| 283 |
Is 283 a perfect number |
: 1 ≠ 283 |
| 284 |
Is 284 a perfect number |
: 1 + 2 + 4 + 71 + 142 ≠ 284 |
| 285 |
Is 285 a perfect number |
: 1 + 3 + 5 + 15 + 19 + 57 + 95 ≠ 285 |
| 286 |
Is 286 a perfect number |
: 1 + 2 + 11 + 13 + 22 + 26 + 143 ≠ 286 |
| 287 |
Is 287 a perfect number |
: 1 + 7 + 41 ≠ 287 |
| 288 |
Is 288 a perfect number |
: 1 + 2 + 3 + 4 + 6 + 8 + 9 + 12 + 16 + 18 + 24 + 32 + 36 + 48 + 72 + 96 + 144 ≠ 288 |
| 289 |
Is 289 a perfect number |
: 1 + 17 ≠ 289 |
| 290 |
Is 290 a perfect number |
: 1 + 2 + 5 + 10 + 29 + 58 + 145 ≠ 290 |
| 291 |
Is 291 a perfect number |
: 1 + 3 + 97 ≠ 291 |
| 292 |
Is 292 a perfect number |
: 1 + 2 + 4 + 73 + 146 ≠ 292 |
| 293 |
Is 293 a perfect number |
: 1 ≠ 293 |
| 294 |
Is 294 a perfect number |
: 1 + 2 + 3 + 6 + 7 + 14 + 21 + 42 + 49 + 98 + 147 ≠ 294 |
| 295 |
Is 295 a perfect number |
: 1 + 5 + 59 ≠ 295 |
| 296 |
Is 296 a perfect number |
: 1 + 2 + 4 + 8 + 37 + 74 + 148 ≠ 296 |
| 297 |
Is 297 a perfect number |
: 1 + 3 + 9 + 11 + 27 + 33 + 99 ≠ 297 |
| 298 |
Is 298 a perfect number |
: 1 + 2 + 149 ≠ 298 |
| 299 |
Is 299 a perfect number |
: 1 + 13 + 23 ≠ 299 |
