78580525

素因数分解:

$5^2\times {\mathrm{101}}^1\times {\mathrm{31121}}^1$

素因数の和:31232

約数の個数: 12

約数和(自身を含む): 98407764

約数和(自身を除く): 19827239

約数列:

[1, 5, 25, 101, 505, 2525, 31121, 155605, 778025, 3143221, 15716105, 78580525]

約数ペア:

[(1, 78580525), (5, 15716105), (25, 3143221), (101, 778025), (505, 155605), (2525, 31121)]