61812920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4099}}^1$

素因数の和:4152

約数の個数: 64

約数和(自身を含む): 154980000

約数和(自身を除く): 93167080

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, 4099, 7540, 8198, 15080, 16396, 20495, 32792, 40990, 53287, 81980, 106574, 118871, 163960, 213148, 237742, 266435, 426296, 475484, 532870, 594355, 950968, 1065740, 1188710, 1545323, 2131480, 2377420, 3090646, 4754840, 6181292, 7726615, 12362584, 15453230, 30906460, 61812920]

約数ペア:

[(1, 61812920), (2, 30906460), (4, 15453230), (5, 12362584), (8, 7726615), (10, 6181292), (13, 4754840), (20, 3090646), (26, 2377420), (29, 2131480), (40, 1545323), (52, 1188710), (58, 1065740), (65, 950968), (104, 594355), (116, 532870), (130, 475484), (145, 426296), (232, 266435), (260, 237742), (290, 213148), (377, 163960), (520, 118871), (580, 106574), (754, 81980), (1160, 53287), (1508, 40990), (1885, 32792), (3016, 20495), (3770, 16396), (4099, 15080), (7540, 8198)]