80348995

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{3719}}^1$

素因数の和:3902

約数の個数: 16

約数和(自身を含む): 100440000

約数和(自身を除く): 20091005

約数列:

[1, 5, 29, 145, 149, 745, 3719, 4321, 18595, 21605, 107851, 539255, 554131, 2770655, 16069799, 80348995]

約数ペア:

[(1, 80348995), (5, 16069799), (29, 2770655), (145, 554131), (149, 539255), (745, 107851), (3719, 21605), (4321, 18595)]