128690545

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{5653}}^1$

素因数の和:5844

約数の個数: 16

約数和(自身を含む): 160799760

約数和(自身を除く): 32109215

約数列:

[1, 5, 29, 145, 157, 785, 4553, 5653, 22765, 28265, 163937, 819685, 887521, 4437605, 25738109, 128690545]

約数ペア:

[(1, 128690545), (5, 25738109), (29, 4437605), (145, 887521), (157, 819685), (785, 163937), (4553, 28265), (5653, 22765)]