25268080

素因数分解:

$2^4\times 5^1\times {\mathrm{315851}}^1$

素因数の和:315864

約数の個数: 20

約数和(自身を含む): 58748472

約数和(自身を除く): 33480392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 315851, 631702, 1263404, 1579255, 2526808, 3158510, 5053616, 6317020, 12634040, 25268080]

約数ペア:

[(1, 25268080), (2, 12634040), (4, 6317020), (5, 5053616), (8, 3158510), (10, 2526808), (16, 1579255), (20, 1263404), (40, 631702), (80, 315851)]