80572575

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{15131}}^1$

素因数の和:15215

約数の個数: 24

約数和(自身を含む): 135098496

約数和(自身を除く): 54525921

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 5325, 15131, 45393, 75655, 226965, 378275, 1074301, 1134825, 3222903, 5371505, 16114515, 26857525, 80572575]

約数ペア:

[(1, 80572575), (3, 26857525), (5, 16114515), (15, 5371505), (25, 3222903), (71, 1134825), (75, 1074301), (213, 378275), (355, 226965), (1065, 75655), (1775, 45393), (5325, 15131)]