27640725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 58567680

約数和(自身を除く): 30926955

約数列:

[1, 3, 5, 7, 15, 17, 19, 21, 25, 35, 51, 57, 75, 85, 95, 105, 119, 133, 163, 175, 255, 285, 323, 357, 399, 425, 475, 489, 525, 595, 665, 815, 969, 1141, 1275, 1425, 1615, 1785, 1995, 2261, 2445, 2771, 2975, 3097, 3325, 3423, 4075, 4845, 5705, 6783, 8075, 8313, 8925, 9291, 9975, 11305, 12225, 13855, 15485, 17115, 19397, 21679, 24225, 28525, 33915, 41565, 46455, 52649, 56525, 58191, 65037, 69275, 77425, 85575, 96985, 108395, 157947, 169575, 207825, 232275, 263245, 290955, 325185, 368543, 484925, 541975, 789735, 1105629, 1316225, 1454775, 1625925, 1842715, 3948675, 5528145, 9213575, 27640725]

約数ペア:

[(1, 27640725), (3, 9213575), (5, 5528145), (7, 3948675), (15, 1842715), (17, 1625925), (19, 1454775), (21, 1316225), (25, 1105629), (35, 789735), (51, 541975), (57, 484925), (75, 368543), (85, 325185), (95, 290955), (105, 263245), (119, 232275), (133, 207825), (163, 169575), (175, 157947), (255, 108395), (285, 96985), (323, 85575), (357, 77425), (399, 69275), (425, 65037), (475, 58191), (489, 56525), (525, 52649), (595, 46455), (665, 41565), (815, 33915), (969, 28525), (1141, 24225), (1275, 21679), (1425, 19397), (1615, 17115), (1785, 15485), (1995, 13855), (2261, 12225), (2445, 11305), (2771, 9975), (2975, 9291), (3097, 8925), (3325, 8313), (3423, 8075), (4075, 6783), (4845, 5705)]