53340080

素因数分解:

$2^4\times 5^1\times {\mathrm{666751}}^1$

素因数の和:666764

約数の個数: 20

約数和(自身を含む): 124015872

約数和(自身を除く): 70675792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 666751, 1333502, 2667004, 3333755, 5334008, 6667510, 10668016, 13335020, 26670040, 53340080]

約数ペア:

[(1, 53340080), (2, 26670040), (4, 13335020), (5, 10668016), (8, 6667510), (10, 5334008), (16, 3333755), (20, 2667004), (40, 1333502), (80, 666751)]