2813750

素因数分解:

$2^1\times 5^4\times {\mathrm{2251}}^1$

素因数の和:2273

約数の個数: 20

約数和(自身を含む): 5276436

約数和(自身を除く): 2462686

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 2251, 4502, 11255, 22510, 56275, 112550, 281375, 562750, 1406875, 2813750]

約数ペア:

[(1, 2813750), (2, 1406875), (5, 562750), (10, 281375), (25, 112550), (50, 56275), (125, 22510), (250, 11255), (625, 4502), (1250, 2251)]