138178889275

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{613}}^1\times {\mathrm{1123}}^1$

素因数の和:1821

約数の個数: 96

約数和(自身を含む): 208122933248

約数和(自身を除く): 69944043973

約数列:

[1, 5, 7, 25, 31, 35, 37, 155, 175, 185, 217, 259, 613, 775, 925, 1085, 1123, 1147, 1295, 3065, 4291, 5425, 5615, 5735, 6475, 7861, 8029, 15325, 19003, 21455, 22681, 28075, 28675, 34813, 39305, 40145, 41551, 95015, 107275, 113405, 133021, 158767, 174065, 196525, 200725, 207755, 243691, 290857, 475075, 567025, 665105, 688399, 703111, 793835, 870325, 1038775, 1218455, 1288081, 1454285, 3325525, 3441995, 3515555, 3969175, 4818793, 4921777, 6092275, 6440405, 7271425, 9016567, 17209975, 17577775, 21340369, 24093965, 24608885, 25470763, 32202025, 45082835, 106701845, 120469825, 123044425, 127353815, 149382583, 178295341, 225414175, 533509225, 636769075, 746912915, 789593653, 891476705, 3734564575, 3947968265, 4457383525, 5527155571, 19739841325, 27635777855, 138178889275]

約数ペア:

[(1, 138178889275), (5, 27635777855), (7, 19739841325), (25, 5527155571), (31, 4457383525), (35, 3947968265), (37, 3734564575), (155, 891476705), (175, 789593653), (185, 746912915), (217, 636769075), (259, 533509225), (613, 225414175), (775, 178295341), (925, 149382583), (1085, 127353815), (1123, 123044425), (1147, 120469825), (1295, 106701845), (3065, 45082835), (4291, 32202025), (5425, 25470763), (5615, 24608885), (5735, 24093965), (6475, 21340369), (7861, 17577775), (8029, 17209975), (15325, 9016567), (19003, 7271425), (21455, 6440405), (22681, 6092275), (28075, 4921777), (28675, 4818793), (34813, 3969175), (39305, 3515555), (40145, 3441995), (41551, 3325525), (95015, 1454285), (107275, 1288081), (113405, 1218455), (133021, 1038775), (158767, 870325), (174065, 793835), (196525, 703111), (200725, 688399), (207755, 665105), (243691, 567025), (290857, 475075)]