8407100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 20415360

約数和(自身を除く): 12008260

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 50, 52, 58, 65, 100, 116, 130, 145, 223, 260, 290, 325, 377, 446, 580, 650, 725, 754, 892, 1115, 1300, 1450, 1508, 1885, 2230, 2899, 2900, 3770, 4460, 5575, 5798, 6467, 7540, 9425, 11150, 11596, 12934, 14495, 18850, 22300, 25868, 28990, 32335, 37700, 57980, 64670, 72475, 84071, 129340, 144950, 161675, 168142, 289900, 323350, 336284, 420355, 646700, 840710, 1681420, 2101775, 4203550, 8407100]

約数ペア:

[(1, 8407100), (2, 4203550), (4, 2101775), (5, 1681420), (10, 840710), (13, 646700), (20, 420355), (25, 336284), (26, 323350), (29, 289900), (50, 168142), (52, 161675), (58, 144950), (65, 129340), (100, 84071), (116, 72475), (130, 64670), (145, 57980), (223, 37700), (260, 32335), (290, 28990), (325, 25868), (377, 22300), (446, 18850), (580, 14495), (650, 12934), (725, 11596), (754, 11150), (892, 9425), (1115, 7540), (1300, 6467), (1450, 5798), (1508, 5575), (1885, 4460), (2230, 3770), (2899, 2900)]