49988080

素因数分解:

$2^4\times 5^1\times {\mathrm{624851}}^1$

素因数の和:624864

約数の個数: 20

約数和(自身を含む): 116222472

約数和(自身を除く): 66234392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 624851, 1249702, 2499404, 3124255, 4998808, 6248510, 9997616, 12497020, 24994040, 49988080]

約数ペア:

[(1, 49988080), (2, 24994040), (4, 12497020), (5, 9997616), (8, 6248510), (10, 4998808), (16, 3124255), (20, 2499404), (40, 1249702), (80, 624851)]