26516080

素因数分解:

$2^4\times 5^1\times {\mathrm{331451}}^1$

素因数の和:331464

約数の個数: 20

約数和(自身を含む): 61650072

約数和(自身を除く): 35133992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331451, 662902, 1325804, 1657255, 2651608, 3314510, 5303216, 6629020, 13258040, 26516080]

約数ペア:

[(1, 26516080), (2, 13258040), (4, 6629020), (5, 5303216), (8, 3314510), (10, 2651608), (16, 1657255), (20, 1325804), (40, 662902), (80, 331451)]