9810800

素因数分解:

$2^4\times 5^2\times {\mathrm{24527}}^1$

素因数の和:24545

約数の個数: 30

約数和(自身を含む): 23571408

約数和(自身を除く): 13760608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 24527, 49054, 98108, 122635, 196216, 245270, 392432, 490540, 613175, 981080, 1226350, 1962160, 2452700, 4905400, 9810800]

約数ペア:

[(1, 9810800), (2, 4905400), (4, 2452700), (5, 1962160), (8, 1226350), (10, 981080), (16, 613175), (20, 490540), (25, 392432), (40, 245270), (50, 196216), (80, 122635), (100, 98108), (200, 49054), (400, 24527)]