128452375

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{33149}}^1$

素因数の和:33195

約数の個数: 16

約数和(自身を含む): 165484800

約数和(自身を除く): 37032425

約数列:

[1, 5, 25, 31, 125, 155, 775, 3875, 33149, 165745, 828725, 1027619, 4143625, 5138095, 25690475, 128452375]

約数ペア:

[(1, 128452375), (5, 25690475), (25, 5138095), (31, 4143625), (125, 1027619), (155, 828725), (775, 165745), (3875, 33149)]