49908080

素因数分解:

$2^4\times 5^1\times {\mathrm{623851}}^1$

素因数の和:623864

約数の個数: 20

約数和(自身を含む): 116036472

約数和(自身を除く): 66128392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 623851, 1247702, 2495404, 3119255, 4990808, 6238510, 9981616, 12477020, 24954040, 49908080]

約数ペア:

[(1, 49908080), (2, 24954040), (4, 12477020), (5, 9981616), (8, 6238510), (10, 4990808), (16, 3119255), (20, 2495404), (40, 1247702), (80, 623851)]