80815060

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{93971}}^1$

素因数の和:94023

約数の個数: 24

約数和(自身を含む): 173660256

約数和(自身を除く): 92845196

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 93971, 187942, 375884, 469855, 939710, 1879420, 4040753, 8081506, 16163012, 20203765, 40407530, 80815060]

約数ペア:

[(1, 80815060), (2, 40407530), (4, 20203765), (5, 16163012), (10, 8081506), (20, 4040753), (43, 1879420), (86, 939710), (172, 469855), (215, 375884), (430, 187942), (860, 93971)]