425120

素因数分解:

$2^5\times 5^1\times {\mathrm{2657}}^1$

素因数の和:2672

約数の個数: 24

約数和(自身を含む): 1004724

約数和(自身を除く): 579604

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2657, 5314, 10628, 13285, 21256, 26570, 42512, 53140, 85024, 106280, 212560, 425120]

約数ペア:

[(1, 425120), (2, 212560), (4, 106280), (5, 85024), (8, 53140), (10, 42512), (16, 26570), (20, 21256), (32, 13285), (40, 10628), (80, 5314), (160, 2657)]