78588080

素因数分解:

$2^4\times 5^1\times {\mathrm{982351}}^1$

素因数の和:982364

約数の個数: 20

約数和(自身を含む): 182717472

約数和(自身を除く): 104129392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 982351, 1964702, 3929404, 4911755, 7858808, 9823510, 15717616, 19647020, 39294040, 78588080]

約数ペア:

[(1, 78588080), (2, 39294040), (4, 19647020), (5, 15717616), (8, 9823510), (10, 7858808), (16, 4911755), (20, 3929404), (40, 1964702), (80, 982351)]