49868080

素因数分解:

$2^4\times 5^1\times {\mathrm{623351}}^1$

素因数の和:623364

約数の個数: 20

約数和(自身を含む): 115943472

約数和(自身を除く): 66075392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 623351, 1246702, 2493404, 3116755, 4986808, 6233510, 9973616, 12467020, 24934040, 49868080]

約数ペア:

[(1, 49868080), (2, 24934040), (4, 12467020), (5, 9973616), (8, 6233510), (10, 4986808), (16, 3116755), (20, 2493404), (40, 1246702), (80, 623351)]