2551875

素因数分解:

$3^1\times 5^4\times {\mathrm{1361}}^1$

素因数の和:1384

約数の個数: 20

約数和(自身を含む): 4254888

約数和(自身を除く): 1703013

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1361, 1875, 4083, 6805, 20415, 34025, 102075, 170125, 510375, 850625, 2551875]

約数ペア:

[(1, 2551875), (3, 850625), (5, 510375), (15, 170125), (25, 102075), (75, 34025), (125, 20415), (375, 6805), (625, 4083), (1361, 1875)]