90828400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17467}}^1$

素因数の和:17498

約数の個数: 60

約数和(自身を含む): 235014472

約数和(自身を除く): 144186072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 17467, 34934, 69868, 87335, 139736, 174670, 227071, 279472, 349340, 436675, 454142, 698680, 873350, 908284, 1135355, 1397360, 1746700, 1816568, 2270710, 3493400, 3633136, 4541420, 5676775, 6986800, 9082840, 11353550, 18165680, 22707100, 45414200, 90828400]

約数ペア:

[(1, 90828400), (2, 45414200), (4, 22707100), (5, 18165680), (8, 11353550), (10, 9082840), (13, 6986800), (16, 5676775), (20, 4541420), (25, 3633136), (26, 3493400), (40, 2270710), (50, 1816568), (52, 1746700), (65, 1397360), (80, 1135355), (100, 908284), (104, 873350), (130, 698680), (200, 454142), (208, 436675), (260, 349340), (325, 279472), (400, 227071), (520, 174670), (650, 139736), (1040, 87335), (1300, 69868), (2600, 34934), (5200, 17467)]