165640612090

素因数分解:

$2^1\times 5^1\times {\mathrm{471521}}^1\times {\mathrm{35129}}^1$

素因数の和:506657

約数の個数: 16

約数和(自身を含む): 298162221480

約数和(自身を除く): 132521609390

約数列:

[1, 2, 5, 10, 35129, 70258, 175645, 351290, 471521, 943042, 2357605, 4715210, 16564061209, 33128122418, 82820306045, 165640612090]

約数ペア:

[(1, 165640612090), (2, 82820306045), (5, 33128122418), (10, 16564061209), (35129, 4715210), (70258, 2357605), (175645, 943042), (351290, 471521)]