65672920

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 151683840

約数和(自身を除く): 86010920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 131, 151, 166, 262, 302, 332, 415, 524, 604, 655, 664, 755, 830, 1048, 1208, 1310, 1510, 1660, 2620, 3020, 3320, 5240, 6040, 10873, 12533, 19781, 21746, 25066, 39562, 43492, 50132, 54365, 62665, 79124, 86984, 98905, 100264, 108730, 125330, 158248, 197810, 217460, 250660, 395620, 434920, 501320, 791240, 1641823, 3283646, 6567292, 8209115, 13134584, 16418230, 32836460, 65672920]

約数ペア:

[(1, 65672920), (2, 32836460), (4, 16418230), (5, 13134584), (8, 8209115), (10, 6567292), (20, 3283646), (40, 1641823), (83, 791240), (131, 501320), (151, 434920), (166, 395620), (262, 250660), (302, 217460), (332, 197810), (415, 158248), (524, 125330), (604, 108730), (655, 100264), (664, 98905), (755, 86984), (830, 79124), (1048, 62665), (1208, 54365), (1310, 50132), (1510, 43492), (1660, 39562), (2620, 25066), (3020, 21746), (3320, 19781), (5240, 12533), (6040, 10873)]