157045420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{8563}}^1$

素因数の和:8710

約数の個数: 48

約数和(自身を含む): 379830528

約数和(自身を除く): 222785108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3668, 4585, 8563, 9170, 17126, 18340, 34252, 42815, 59941, 85630, 119882, 171260, 239764, 299705, 599410, 1121753, 1198820, 2243506, 4487012, 5608765, 7852271, 11217530, 15704542, 22435060, 31409084, 39261355, 78522710, 157045420]

約数ペア:

[(1, 157045420), (2, 78522710), (4, 39261355), (5, 31409084), (7, 22435060), (10, 15704542), (14, 11217530), (20, 7852271), (28, 5608765), (35, 4487012), (70, 2243506), (131, 1198820), (140, 1121753), (262, 599410), (524, 299705), (655, 239764), (917, 171260), (1310, 119882), (1834, 85630), (2620, 59941), (3668, 42815), (4585, 34252), (8563, 18340), (9170, 17126)]