65513125

素因数分解:

$5^4\times {\mathrm{37}}^1\times {\mathrm{2833}}^1$

素因数の和:2890

約数の個数: 20

約数和(自身を含む): 84107452

約数和(自身を除く): 18594327

約数列:

[1, 5, 25, 37, 125, 185, 625, 925, 2833, 4625, 14165, 23125, 70825, 104821, 354125, 524105, 1770625, 2620525, 13102625, 65513125]

約数ペア:

[(1, 65513125), (5, 13102625), (25, 2620525), (37, 1770625), (125, 524105), (185, 354125), (625, 104821), (925, 70825), (2833, 23125), (4625, 14165)]