100802855

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{2591}}^1$

素因数の和:2878

約数の個数: 16

約数和(自身を含む): 125411328

約数和(自身を除く): 24608473

約数列:

[1, 5, 31, 155, 251, 1255, 2591, 7781, 12955, 38905, 80321, 401605, 650341, 3251705, 20160571, 100802855]

約数ペア:

[(1, 100802855), (5, 20160571), (31, 3251705), (155, 650341), (251, 401605), (1255, 80321), (2591, 38905), (7781, 12955)]