636692680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{42221}}^1$

素因数の和:42274

約数の個数: 64

約数和(自身を含む): 1595991600

約数和(自身を除く): 959298920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1508, 1885, 3016, 3770, 7540, 15080, 42221, 84442, 168884, 211105, 337768, 422210, 548873, 844420, 1097746, 1224409, 1688840, 2195492, 2448818, 2744365, 4390984, 4897636, 5488730, 6122045, 9795272, 10977460, 12244090, 15917317, 21954920, 24488180, 31834634, 48976360, 63669268, 79586585, 127338536, 159173170, 318346340, 636692680]

約数ペア:

[(1, 636692680), (2, 318346340), (4, 159173170), (5, 127338536), (8, 79586585), (10, 63669268), (13, 48976360), (20, 31834634), (26, 24488180), (29, 21954920), (40, 15917317), (52, 12244090), (58, 10977460), (65, 9795272), (104, 6122045), (116, 5488730), (130, 4897636), (145, 4390984), (232, 2744365), (260, 2448818), (290, 2195492), (377, 1688840), (520, 1224409), (580, 1097746), (754, 844420), (1160, 548873), (1508, 422210), (1885, 337768), (3016, 211105), (3770, 168884), (7540, 84442), (15080, 42221)]