5370625

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{661}}^1$

素因数の和:694

約数の個数: 20

約数和(自身を含む): 7238308

約数和(自身を除く): 1867683

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 661, 1625, 3305, 8125, 8593, 16525, 42965, 82625, 214825, 413125, 1074125, 5370625]

約数ペア:

[(1, 5370625), (5, 1074125), (13, 413125), (25, 214825), (65, 82625), (125, 42965), (325, 16525), (625, 8593), (661, 8125), (1625, 3305)]