2498125

素因数分解:

$5^4\times 7^1\times {\mathrm{571}}^1$

素因数の和:598

約数の個数: 20

約数和(自身を含む): 3573856

約数和(自身を除く): 1075731

約数列:

[1, 5, 7, 25, 35, 125, 175, 571, 625, 875, 2855, 3997, 4375, 14275, 19985, 71375, 99925, 356875, 499625, 2498125]

約数ペア:

[(1, 2498125), (5, 499625), (7, 356875), (25, 99925), (35, 71375), (125, 19985), (175, 14275), (571, 4375), (625, 3997), (875, 2855)]