80975105

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{3557}}^1$

素因数の和:3748

約数の個数: 16

約数和(自身を含む): 101189520

約数和(自身を除く): 20214415

約数列:

[1, 5, 29, 145, 157, 785, 3557, 4553, 17785, 22765, 103153, 515765, 558449, 2792245, 16195021, 80975105]

約数ペア:

[(1, 80975105), (5, 16195021), (29, 2792245), (145, 558449), (157, 515765), (785, 103153), (3557, 22765), (4553, 17785)]