156944983640

素因数分解:

$2^3\times 5^1\times {\mathrm{49429}}^1\times {\mathrm{79379}}^1$

素因数の和:128819

約数の個数: 32

約数和(自身を含む): 353137806000

約数和(自身を除く): 196192822360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 49429, 79379, 98858, 158758, 197716, 247145, 317516, 395432, 396895, 494290, 635032, 793790, 988580, 1587580, 1977160, 3175160, 3923624591, 7847249182, 15694498364, 19618122955, 31388996728, 39236245910, 78472491820, 156944983640]

約数ペア:

[(1, 156944983640), (2, 78472491820), (4, 39236245910), (5, 31388996728), (8, 19618122955), (10, 15694498364), (20, 7847249182), (40, 3923624591), (49429, 3175160), (79379, 1977160), (98858, 1587580), (158758, 988580), (197716, 793790), (247145, 635032), (317516, 494290), (395432, 396895)]