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Is 3680 a perfect number? [SOLVED]

Answer


3680 is not perfect because:

1 + 2 + 4 + 5 + 8 + 10 + 16 + 20 + 23 + 32 + 40 + 46 + 80 + 92 + 115 + 160 + 184 + 230 + 368 + 460 + 736 + 920 + 1840 3680
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