51335260

素因数分解:

$2^2\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{1979}}^1$

素因数の和:3285

約数の個数: 24

約数和(自身を含む): 107941680

約数和(自身を除く): 56606420

約数列:

[1, 2, 4, 5, 10, 20, 1297, 1979, 2594, 3958, 5188, 6485, 7916, 9895, 12970, 19790, 25940, 39580, 2566763, 5133526, 10267052, 12833815, 25667630, 51335260]

約数ペア:

[(1, 51335260), (2, 25667630), (4, 12833815), (5, 10267052), (10, 5133526), (20, 2566763), (1297, 39580), (1979, 25940), (2594, 19790), (3958, 12970), (5188, 9895), (6485, 7916)]