81042910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{36671}}^1$

素因数の和:36708

約数の個数: 32

約数和(自身を含む): 166344192

約数和(自身を除く): 85301282

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 36671, 73342, 183355, 366710, 476723, 623407, 953446, 1246814, 2383615, 3117035, 4767230, 6234070, 8104291, 16208582, 40521455, 81042910]

約数ペア:

[(1, 81042910), (2, 40521455), (5, 16208582), (10, 8104291), (13, 6234070), (17, 4767230), (26, 3117035), (34, 2383615), (65, 1246814), (85, 953446), (130, 623407), (170, 476723), (221, 366710), (442, 183355), (1105, 73342), (2210, 36671)]