30906800

素因数分解:

$2^4\times 5^2\times {\mathrm{77267}}^1$

素因数の和:77285

約数の個数: 30

約数和(自身を含む): 74254548

約数和(自身を除く): 43347748

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 77267, 154534, 309068, 386335, 618136, 772670, 1236272, 1545340, 1931675, 3090680, 3863350, 6181360, 7726700, 15453400, 30906800]

約数ペア:

[(1, 30906800), (2, 15453400), (4, 7726700), (5, 6181360), (8, 3863350), (10, 3090680), (16, 1931675), (20, 1545340), (25, 1236272), (40, 772670), (50, 618136), (80, 386335), (100, 309068), (200, 154534), (400, 77267)]