99805960

素因数分解:

$2^3\times 5^1\times {\mathrm{2495149}}^1$

素因数の和:2495160

約数の個数: 16

約数和(自身を含む): 224563500

約数和(自身を除く): 124757540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2495149, 4990298, 9980596, 12475745, 19961192, 24951490, 49902980, 99805960]

約数ペア:

[(1, 99805960), (2, 49902980), (4, 24951490), (5, 19961192), (8, 12475745), (10, 9980596), (20, 4990298), (40, 2495149)]