133580080

素因数分解:

$2^4\times 5^1\times {\mathrm{1669751}}^1$

素因数の和:1669764

約数の個数: 20

約数和(自身を含む): 310573872

約数和(自身を除く): 176993792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1669751, 3339502, 6679004, 8348755, 13358008, 16697510, 26716016, 33395020, 66790040, 133580080]

約数ペア:

[(1, 133580080), (2, 66790040), (4, 33395020), (5, 26716016), (8, 16697510), (10, 13358008), (16, 8348755), (20, 6679004), (40, 3339502), (80, 1669751)]