675025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:121

約数の個数: 24

約数和(自身を含む): 944384

約数和(自身を除く): 269359

約数列:

[1, 5, 13, 25, 31, 65, 67, 155, 325, 335, 403, 775, 871, 1675, 2015, 2077, 4355, 10075, 10385, 21775, 27001, 51925, 135005, 675025]

約数ペア:

[(1, 675025), (5, 135005), (13, 51925), (25, 27001), (31, 21775), (65, 10385), (67, 10075), (155, 4355), (325, 2077), (335, 2015), (403, 1675), (775, 871)]