312647530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{45377}}^1$

素因数の和:45450

約数の個数: 32

約数和(自身を含む): 617503824

約数和(自身を除く): 304856294

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 45377, 90754, 226885, 453770, 589901, 1179802, 2404981, 2949505, 4809962, 5899010, 12024905, 24049810, 31264753, 62529506, 156323765, 312647530]

約数ペア:

[(1, 312647530), (2, 156323765), (5, 62529506), (10, 31264753), (13, 24049810), (26, 12024905), (53, 5899010), (65, 4809962), (106, 2949505), (130, 2404981), (265, 1179802), (530, 589901), (689, 453770), (1378, 226885), (3445, 90754), (6890, 45377)]