39920225

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:569

約数の個数: 24

約数和(自身を含む): 51455040

約数和(自身を除く): 11534815

約数列:

[1, 5, 25, 37, 103, 185, 419, 515, 925, 2095, 2575, 3811, 10475, 15503, 19055, 43157, 77515, 95275, 215785, 387575, 1078925, 1596809, 7984045, 39920225]

約数ペア:

[(1, 39920225), (5, 7984045), (25, 1596809), (37, 1078925), (103, 387575), (185, 215785), (419, 95275), (515, 77515), (925, 43157), (2095, 19055), (2575, 15503), (3811, 10475)]