4451875

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:456

約数の個数: 20

約数和(自身を含む): 5904360

約数和(自身を除く): 1452485

約数列:

[1, 5, 17, 25, 85, 125, 419, 425, 625, 2095, 2125, 7123, 10475, 10625, 35615, 52375, 178075, 261875, 890375, 4451875]

約数ペア:

[(1, 4451875), (5, 890375), (17, 261875), (25, 178075), (85, 52375), (125, 35615), (419, 10625), (425, 10475), (625, 7123), (2095, 2125)]