90128870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{8353}}^1$

素因数の和:8456

約数の個数: 32

約数和(自身を含む): 176837472

約数和(自身を除く): 86708602

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 415, 830, 1079, 2158, 5395, 8353, 10790, 16706, 41765, 83530, 108589, 217178, 542945, 693299, 1085890, 1386598, 3466495, 6932990, 9012887, 18025774, 45064435, 90128870]

約数ペア:

[(1, 90128870), (2, 45064435), (5, 18025774), (10, 9012887), (13, 6932990), (26, 3466495), (65, 1386598), (83, 1085890), (130, 693299), (166, 542945), (415, 217178), (830, 108589), (1079, 83530), (2158, 41765), (5395, 16706), (8353, 10790)]