156613820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{1699}}^1$

素因数の和:2138

約数の個数: 48

約数和(自身を含む): 359856000

約数和(自身を除く): 203242180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 419, 838, 1676, 1699, 2095, 3398, 4190, 4609, 6796, 8380, 8495, 9218, 16990, 18436, 18689, 23045, 33980, 37378, 46090, 74756, 92180, 93445, 186890, 373780, 711881, 1423762, 2847524, 3559405, 7118810, 7830691, 14237620, 15661382, 31322764, 39153455, 78306910, 156613820]

約数ペア:

[(1, 156613820), (2, 78306910), (4, 39153455), (5, 31322764), (10, 15661382), (11, 14237620), (20, 7830691), (22, 7118810), (44, 3559405), (55, 2847524), (110, 1423762), (220, 711881), (419, 373780), (838, 186890), (1676, 93445), (1699, 92180), (2095, 74756), (3398, 46090), (4190, 37378), (4609, 33980), (6796, 23045), (8380, 18689), (8495, 18436), (9218, 16990)]