828668080

素因数分解:

$2^4\times 5^1\times {\mathrm{10358351}}^1$

素因数の和:10358364

約数の個数: 20

約数和(自身を含む): 1926653472

約数和(自身を除く): 1097985392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10358351, 20716702, 41433404, 51791755, 82866808, 103583510, 165733616, 207167020, 414334040, 828668080]

約数ペア:

[(1, 828668080), (2, 414334040), (4, 207167020), (5, 165733616), (8, 103583510), (10, 82866808), (16, 51791755), (20, 41433404), (40, 20716702), (80, 10358351)]