25880220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{143779}}^1$

素因数の和:143794

約数の個数: 36

約数和(自身を含む): 78503880

約数和(自身を除く): 52623660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 143779, 287558, 431337, 575116, 718895, 862674, 1294011, 1437790, 1725348, 2156685, 2588022, 2875580, 4313370, 5176044, 6470055, 8626740, 12940110, 25880220]

約数ペア:

[(1, 25880220), (2, 12940110), (3, 8626740), (4, 6470055), (5, 5176044), (6, 4313370), (9, 2875580), (10, 2588022), (12, 2156685), (15, 1725348), (18, 1437790), (20, 1294011), (30, 862674), (36, 718895), (45, 575116), (60, 431337), (90, 287558), (180, 143779)]