15713125

素因数分解:

$5^4\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:862

約数の個数: 20

約数和(自身を含む): 20293504

約数和(自身を除く): 4580379

約数列:

[1, 5, 25, 31, 125, 155, 625, 775, 811, 3875, 4055, 19375, 20275, 25141, 101375, 125705, 506875, 628525, 3142625, 15713125]

約数ペア:

[(1, 15713125), (5, 3142625), (25, 628525), (31, 506875), (125, 125705), (155, 101375), (625, 25141), (775, 20275), (811, 19375), (3875, 4055)]