168407080

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{33151}}^1$

素因数の和:33289

約数の個数: 32

約数和(自身を含む): 381911040

約数和(自身を除く): 213503960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 33151, 66302, 132604, 165755, 265208, 331510, 663020, 1326040, 4210177, 8420354, 16840708, 21050885, 33681416, 42101770, 84203540, 168407080]

約数ペア:

[(1, 168407080), (2, 84203540), (4, 42101770), (5, 33681416), (8, 21050885), (10, 16840708), (20, 8420354), (40, 4210177), (127, 1326040), (254, 663020), (508, 331510), (635, 265208), (1016, 165755), (1270, 132604), (2540, 66302), (5080, 33151)]