159999985

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{4177}}^1$

素因数の和:4392

約数の個数: 16

約数和(自身を含む): 197335296

約数和(自身を除く): 37335311

約数列:

[1, 5, 47, 163, 235, 815, 4177, 7661, 20885, 38305, 196319, 680851, 981595, 3404255, 31999997, 159999985]

約数ペア:

[(1, 159999985), (5, 31999997), (47, 3404255), (163, 981595), (235, 680851), (815, 196319), (4177, 38305), (7661, 20885)]