80518145

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1\times {\mathrm{769}}^1$

素因数の和:1304

約数の個数: 16

約数和(自身を含む): 99200640

約数和(自身を除く): 18682495

約数列:

[1, 5, 43, 215, 487, 769, 2435, 3845, 20941, 33067, 104705, 165335, 374503, 1872515, 16103629, 80518145]

約数ペア:

[(1, 80518145), (5, 16103629), (43, 1872515), (215, 374503), (487, 165335), (769, 104705), (2435, 33067), (3845, 20941)]