51905360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1721}}^1$

素因数の和:1776

約数の個数: 80

約数和(自身を含む): 134522640

約数和(自身を除く): 82617280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 377, 464, 520, 580, 754, 1040, 1160, 1508, 1721, 1885, 2320, 3016, 3442, 3770, 6032, 6884, 7540, 8605, 13768, 15080, 17210, 22373, 27536, 30160, 34420, 44746, 49909, 68840, 89492, 99818, 111865, 137680, 178984, 199636, 223730, 249545, 357968, 399272, 447460, 499090, 648817, 798544, 894920, 998180, 1297634, 1789840, 1996360, 2595268, 3244085, 3992720, 5190536, 6488170, 10381072, 12976340, 25952680, 51905360]

約数ペア:

[(1, 51905360), (2, 25952680), (4, 12976340), (5, 10381072), (8, 6488170), (10, 5190536), (13, 3992720), (16, 3244085), (20, 2595268), (26, 1996360), (29, 1789840), (40, 1297634), (52, 998180), (58, 894920), (65, 798544), (80, 648817), (104, 499090), (116, 447460), (130, 399272), (145, 357968), (208, 249545), (232, 223730), (260, 199636), (290, 178984), (377, 137680), (464, 111865), (520, 99818), (580, 89492), (754, 68840), (1040, 49909), (1160, 44746), (1508, 34420), (1721, 30160), (1885, 27536), (2320, 22373), (3016, 17210), (3442, 15080), (3770, 13768), (6032, 8605), (6884, 7540)]