156960830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71023}}^1$

素因数の和:71060

約数の個数: 32

約数和(自身を含む): 322164864

約数和(自身を除く): 165204034

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 71023, 142046, 355115, 710230, 923299, 1207391, 1846598, 2414782, 4616495, 6036955, 9232990, 12073910, 15696083, 31392166, 78480415, 156960830]

約数ペア:

[(1, 156960830), (2, 78480415), (5, 31392166), (10, 15696083), (13, 12073910), (17, 9232990), (26, 6036955), (34, 4616495), (65, 2414782), (85, 1846598), (130, 1207391), (170, 923299), (221, 710230), (442, 355115), (1105, 142046), (2210, 71023)]