40255625

素因数分解:

$5^4\times {\mathrm{29}}^1\times {\mathrm{2221}}^1$

素因数の和:2270

約数の個数: 20

約数和(自身を含む): 52061460

約数和(自身を除く): 11805835

約数列:

[1, 5, 25, 29, 125, 145, 625, 725, 2221, 3625, 11105, 18125, 55525, 64409, 277625, 322045, 1388125, 1610225, 8051125, 40255625]

約数ペア:

[(1, 40255625), (5, 8051125), (25, 1610225), (29, 1388125), (125, 322045), (145, 277625), (625, 64409), (725, 55525), (2221, 18125), (3625, 11105)]