850240

素因数分解:

$2^6\times 5^1\times {\mathrm{2657}}^1$

素因数の和:2674

約数の個数: 28

約数和(自身を含む): 2025396

約数和(自身を除く): 1175156

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2657, 5314, 10628, 13285, 21256, 26570, 42512, 53140, 85024, 106280, 170048, 212560, 425120, 850240]

約数ペア:

[(1, 850240), (2, 425120), (4, 212560), (5, 170048), (8, 106280), (10, 85024), (16, 53140), (20, 42512), (32, 26570), (40, 21256), (64, 13285), (80, 10628), (160, 5314), (320, 2657)]