125340080

素因数分解:

$2^4\times 5^1\times {\mathrm{1566751}}^1$

素因数の和:1566764

約数の個数: 20

約数和(自身を含む): 291415872

約数和(自身を除く): 166075792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1566751, 3133502, 6267004, 7833755, 12534008, 15667510, 25068016, 31335020, 62670040, 125340080]

約数ペア:

[(1, 125340080), (2, 62670040), (4, 31335020), (5, 25068016), (8, 15667510), (10, 12534008), (16, 7833755), (20, 6267004), (40, 3133502), (80, 1566751)]