426331375

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{409}}^1$

素因数の和:724

約数の個数: 32

約数和(自身を含む): 552614400

約数和(自身を除く): 126283025

約数列:

[1, 5, 25, 31, 125, 155, 269, 409, 775, 1345, 2045, 3875, 6725, 8339, 10225, 12679, 33625, 41695, 51125, 63395, 110021, 208475, 316975, 550105, 1042375, 1584875, 2750525, 3410651, 13752625, 17053255, 85266275, 426331375]

約数ペア:

[(1, 426331375), (5, 85266275), (25, 17053255), (31, 13752625), (125, 3410651), (155, 2750525), (269, 1584875), (409, 1042375), (775, 550105), (1345, 316975), (2045, 208475), (3875, 110021), (6725, 63395), (8339, 51125), (10225, 41695), (12679, 33625)]