13204375

素因数分解:

$5^4\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:628

約数の個数: 20

約数和(自身を含む): 16975816

約数和(自身を除く): 3771441

約数列:

[1, 5, 25, 37, 125, 185, 571, 625, 925, 2855, 4625, 14275, 21127, 23125, 71375, 105635, 356875, 528175, 2640875, 13204375]

約数ペア:

[(1, 13204375), (5, 2640875), (25, 528175), (37, 356875), (125, 105635), (185, 71375), (571, 23125), (625, 21127), (925, 14275), (2855, 4625)]