25195725

素因数分解:

$3^3\times 5^2\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:411

約数の個数: 48

約数和(自身を含む): 46772800

約数和(自身を除く): 21577075

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 163, 225, 229, 489, 675, 687, 815, 1145, 1467, 2061, 2445, 3435, 4075, 4401, 5725, 6183, 7335, 10305, 12225, 17175, 22005, 30915, 36675, 37327, 51525, 110025, 111981, 154575, 186635, 335943, 559905, 933175, 1007829, 1679715, 2799525, 5039145, 8398575, 25195725]

約数ペア:

[(1, 25195725), (3, 8398575), (5, 5039145), (9, 2799525), (15, 1679715), (25, 1007829), (27, 933175), (45, 559905), (75, 335943), (135, 186635), (163, 154575), (225, 111981), (229, 110025), (489, 51525), (675, 37327), (687, 36675), (815, 30915), (1145, 22005), (1467, 17175), (2061, 12225), (2445, 10305), (3435, 7335), (4075, 6183), (4401, 5725)]