66747850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3541}}^1$

素因数の和:3595

約数の個数: 48

約数和(自身を含む): 138350520

約数和(自身を除く): 71602670

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 650, 725, 754, 1450, 1885, 3541, 3770, 7082, 9425, 17705, 18850, 35410, 46033, 88525, 92066, 102689, 177050, 205378, 230165, 460330, 513445, 1026890, 1150825, 1334957, 2301650, 2567225, 2669914, 5134450, 6674785, 13349570, 33373925, 66747850]

約数ペア:

[(1, 66747850), (2, 33373925), (5, 13349570), (10, 6674785), (13, 5134450), (25, 2669914), (26, 2567225), (29, 2301650), (50, 1334957), (58, 1150825), (65, 1026890), (130, 513445), (145, 460330), (290, 230165), (325, 205378), (377, 177050), (650, 102689), (725, 92066), (754, 88525), (1450, 46033), (1885, 35410), (3541, 18850), (3770, 17705), (7082, 9425)]