51956820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{288649}}^1$

素因数の和:288664

約数の個数: 36

約数和(自身を含む): 157602900

約数和(自身を除く): 105646080

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 288649, 577298, 865947, 1154596, 1443245, 1731894, 2597841, 2886490, 3463788, 4329735, 5195682, 5772980, 8659470, 10391364, 12989205, 17318940, 25978410, 51956820]

約数ペア:

[(1, 51956820), (2, 25978410), (3, 17318940), (4, 12989205), (5, 10391364), (6, 8659470), (9, 5772980), (10, 5195682), (12, 4329735), (15, 3463788), (18, 2886490), (20, 2597841), (30, 1731894), (36, 1443245), (45, 1154596), (60, 865947), (90, 577298), (180, 288649)]