80752660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{212507}}^1$

素因数の和:212535

約数の個数: 24

約数和(自身を含む): 178506720

約数和(自身を除く): 97754060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 212507, 425014, 850028, 1062535, 2125070, 4037633, 4250140, 8075266, 16150532, 20188165, 40376330, 80752660]

約数ペア:

[(1, 80752660), (2, 40376330), (4, 20188165), (5, 16150532), (10, 8075266), (19, 4250140), (20, 4037633), (38, 2125070), (76, 1062535), (95, 850028), (190, 425014), (380, 212507)]