27500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1$

素因数の和:35

約数の個数: 30

約数和(自身を含む): 65604

約数和(自身を除く): 38104

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 625, 1100, 1250, 1375, 2500, 2750, 5500, 6875, 13750, 27500]

約数ペア:

[(1, 27500), (2, 13750), (4, 6875), (5, 5500), (10, 2750), (11, 2500), (20, 1375), (22, 1250), (25, 1100), (44, 625), (50, 550), (55, 500), (100, 275), (110, 250), (125, 220)]