85180240

素因数分解:

$2^4\times 5^1\times {\mathrm{1064753}}^1$

素因数の和:1064766

約数の個数: 20

約数和(自身を含む): 198044244

約数和(自身を除く): 112864004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1064753, 2129506, 4259012, 5323765, 8518024, 10647530, 17036048, 21295060, 42590120, 85180240]

約数ペア:

[(1, 85180240), (2, 42590120), (4, 21295060), (5, 17036048), (8, 10647530), (10, 8518024), (16, 5323765), (20, 4259012), (40, 2129506), (80, 1064753)]