85377790

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{198553}}^1$

素因数の和:198603

約数の個数: 16

約数和(自身を含む): 157254768

約数和(自身を除く): 71876978

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 198553, 397106, 992765, 1985530, 8537779, 17075558, 42688895, 85377790]

約数ペア:

[(1, 85377790), (2, 42688895), (5, 17075558), (10, 8537779), (43, 1985530), (86, 992765), (215, 397106), (430, 198553)]