30900025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3067}}^1$

素因数の和:3121

約数の個数: 24

約数和(自身を含む): 42608384

約数和(自身を除く): 11708359

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 3067, 10075, 15335, 39871, 76675, 95077, 199355, 475385, 996775, 1236001, 2376925, 6180005, 30900025]

約数ペア:

[(1, 30900025), (5, 6180005), (13, 2376925), (25, 1236001), (31, 996775), (65, 475385), (155, 199355), (325, 95077), (403, 76675), (775, 39871), (2015, 15335), (3067, 10075)]