20086875

素因数分解:

$3^2\times 5^4\times {\mathrm{3571}}^1$

素因数の和:3597

約数の個数: 30

約数和(自身を含む): 36266516

約数和(自身を除く): 16179641

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 625, 1125, 1875, 3571, 5625, 10713, 17855, 32139, 53565, 89275, 160695, 267825, 446375, 803475, 1339125, 2231875, 4017375, 6695625, 20086875]

約数ペア:

[(1, 20086875), (3, 6695625), (5, 4017375), (9, 2231875), (15, 1339125), (25, 803475), (45, 446375), (75, 267825), (125, 160695), (225, 89275), (375, 53565), (625, 32139), (1125, 17855), (1875, 10713), (3571, 5625)]