20131025525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{61941617}}^1$

素因数の和:61941640

約数の個数: 12

約数和(自身を含む): 26882662212

約数和(自身を除く): 6751636687

約数列:

[1, 5, 13, 25, 65, 325, 61941617, 309708085, 805241021, 1548540425, 4026205105, 20131025525]

約数ペア:

[(1, 20131025525), (5, 4026205105), (13, 1548540425), (25, 805241021), (65, 309708085), (325, 61941617)]