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Is 3220 a perfect number? [SOLVED]

Answer


3220 is not perfect because:

1 + 2 + 4 + 5 + 7 + 10 + 14 + 20 + 23 + 28 + 35 + 46 + 70 + 92 + 115 + 140 + 161 + 230 + 322 + 460 + 644 + 805 + 1610 3220
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