2133625

素因数分解:

$5^3\times {\mathrm{13}}^2\times {\mathrm{101}}^1$

素因数の和:142

約数の個数: 24

約数和(自身を含む): 2911896

約数和(自身を除く): 778271

約数列:

[1, 5, 13, 25, 65, 101, 125, 169, 325, 505, 845, 1313, 1625, 2525, 4225, 6565, 12625, 17069, 21125, 32825, 85345, 164125, 426725, 2133625]

約数ペア:

[(1, 2133625), (5, 426725), (13, 164125), (25, 85345), (65, 32825), (101, 21125), (125, 17069), (169, 12625), (325, 6565), (505, 4225), (845, 2525), (1313, 1625)]