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Is 4725 a perfect number? [SOLVED]

Answer


4725 is not perfect because:

1 + 3 + 5 + 7 + 9 + 15 + 21 + 25 + 27 + 35 + 45 + 63 + 75 + 105 + 135 + 175 + 189 + 225 + 315 + 525 + 675 + 945 + 1575 4725
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