82982800

素因数分解:

$2^4\times 5^2\times {\mathrm{207457}}^1$

素因数の和:207475

約数の個数: 30

約数和(自身を含む): 199367138

約数和(自身を除く): 116384338

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 207457, 414914, 829828, 1037285, 1659656, 2074570, 3319312, 4149140, 5186425, 8298280, 10372850, 16596560, 20745700, 41491400, 82982800]

約数ペア:

[(1, 82982800), (2, 41491400), (4, 20745700), (5, 16596560), (8, 10372850), (10, 8298280), (16, 5186425), (20, 4149140), (25, 3319312), (40, 2074570), (50, 1659656), (80, 1037285), (100, 829828), (200, 414914), (400, 207457)]