163923370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43481}}^1$

素因数の和:43530

約数の個数: 32

約数和(自身を含む): 328723920

約数和(自身を除く): 164800550

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 43481, 86962, 217405, 434810, 565253, 1130506, 1260949, 2521898, 2826265, 5652530, 6304745, 12609490, 16392337, 32784674, 81961685, 163923370]

約数ペア:

[(1, 163923370), (2, 81961685), (5, 32784674), (10, 16392337), (13, 12609490), (26, 6304745), (29, 5652530), (58, 2826265), (65, 2521898), (130, 1260949), (145, 1130506), (290, 565253), (377, 434810), (754, 217405), (1885, 86962), (3770, 43481)]