25686675

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:417

約数の個数: 72

約数和(自身を含む): 53853696

約数和(自身を除く): 28167021

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 47, 63, 75, 105, 141, 175, 225, 235, 315, 329, 347, 423, 525, 705, 987, 1041, 1175, 1575, 1645, 1735, 2115, 2429, 2961, 3123, 3525, 4935, 5205, 7287, 8225, 8675, 10575, 12145, 14805, 15615, 16309, 21861, 24675, 26025, 36435, 48927, 60725, 74025, 78075, 81545, 109305, 114163, 146781, 182175, 244635, 342489, 407725, 546525, 570815, 733905, 1027467, 1223175, 1712445, 2854075, 3669525, 5137335, 8562225, 25686675]

約数ペア:

[(1, 25686675), (3, 8562225), (5, 5137335), (7, 3669525), (9, 2854075), (15, 1712445), (21, 1223175), (25, 1027467), (35, 733905), (45, 570815), (47, 546525), (63, 407725), (75, 342489), (105, 244635), (141, 182175), (175, 146781), (225, 114163), (235, 109305), (315, 81545), (329, 78075), (347, 74025), (423, 60725), (525, 48927), (705, 36435), (987, 26025), (1041, 24675), (1175, 21861), (1575, 16309), (1645, 15615), (1735, 14805), (2115, 12145), (2429, 10575), (2961, 8675), (3123, 8225), (3525, 7287), (4935, 5205)]