2856875

素因数分解:

$5^4\times 7^1\times {\mathrm{653}}^1$

素因数の和:680

約数の個数: 20

約数和(自身を含む): 4086192

約数和(自身を除く): 1229317

約数列:

[1, 5, 7, 25, 35, 125, 175, 625, 653, 875, 3265, 4375, 4571, 16325, 22855, 81625, 114275, 408125, 571375, 2856875]

約数ペア:

[(1, 2856875), (5, 571375), (7, 408125), (25, 114275), (35, 81625), (125, 22855), (175, 16325), (625, 4571), (653, 4375), (875, 3265)]