25525125

素因数分解:

$3^4\times 5^3\times {\mathrm{2521}}^1$

素因数の和:2548

約数の個数: 40

約数和(自身を含む): 47605272

約数和(自身を除く): 22080147

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 375, 405, 675, 1125, 2025, 2521, 3375, 7563, 10125, 12605, 22689, 37815, 63025, 68067, 113445, 189075, 204201, 315125, 340335, 567225, 945375, 1021005, 1701675, 2836125, 5105025, 8508375, 25525125]

約数ペア:

[(1, 25525125), (3, 8508375), (5, 5105025), (9, 2836125), (15, 1701675), (25, 1021005), (27, 945375), (45, 567225), (75, 340335), (81, 315125), (125, 204201), (135, 189075), (225, 113445), (375, 68067), (405, 63025), (675, 37815), (1125, 22689), (2025, 12605), (2521, 10125), (3375, 7563)]