286308025

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{21649}}^1$

素因数の和:21705

約数の個数: 18

約数和(自身を含む): 371145950

約数和(自身を除く): 84837925

約数列:

[1, 5, 23, 25, 115, 529, 575, 2645, 13225, 21649, 108245, 497927, 541225, 2489635, 11452321, 12448175, 57261605, 286308025]

約数ペア:

[(1, 286308025), (5, 57261605), (23, 12448175), (25, 11452321), (115, 2489635), (529, 541225), (575, 497927), (2645, 108245), (13225, 21649)]