27880125

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:100

約数の個数: 128

約数和(自身を含む): 61501440

約数和(自身を除く): 33621315

約数列:

[1, 3, 5, 7, 13, 15, 19, 21, 25, 35, 39, 43, 57, 65, 75, 91, 95, 105, 125, 129, 133, 175, 195, 215, 247, 273, 285, 301, 325, 375, 399, 455, 475, 525, 559, 645, 665, 741, 817, 875, 903, 975, 1075, 1235, 1365, 1425, 1505, 1625, 1677, 1729, 1995, 2275, 2375, 2451, 2625, 2795, 3225, 3325, 3705, 3913, 4085, 4515, 4875, 5187, 5375, 5719, 6175, 6825, 7125, 7525, 8385, 8645, 9975, 10621, 11375, 11739, 12255, 13975, 16125, 16625, 17157, 18525, 19565, 20425, 22575, 25935, 28595, 30875, 31863, 34125, 37625, 41925, 43225, 49875, 53105, 58695, 61275, 69875, 74347, 85785, 92625, 97825, 102125, 112875, 129675, 142975, 159315, 209625, 216125, 223041, 265525, 293475, 306375, 371735, 428925, 489125, 648375, 714875, 796575, 1115205, 1327625, 1467375, 1858675, 2144625, 3982875, 5576025, 9293375, 27880125]

約数ペア:

[(1, 27880125), (3, 9293375), (5, 5576025), (7, 3982875), (13, 2144625), (15, 1858675), (19, 1467375), (21, 1327625), (25, 1115205), (35, 796575), (39, 714875), (43, 648375), (57, 489125), (65, 428925), (75, 371735), (91, 306375), (95, 293475), (105, 265525), (125, 223041), (129, 216125), (133, 209625), (175, 159315), (195, 142975), (215, 129675), (247, 112875), (273, 102125), (285, 97825), (301, 92625), (325, 85785), (375, 74347), (399, 69875), (455, 61275), (475, 58695), (525, 53105), (559, 49875), (645, 43225), (665, 41925), (741, 37625), (817, 34125), (875, 31863), (903, 30875), (975, 28595), (1075, 25935), (1235, 22575), (1365, 20425), (1425, 19565), (1505, 18525), (1625, 17157), (1677, 16625), (1729, 16125), (1995, 13975), (2275, 12255), (2375, 11739), (2451, 11375), (2625, 10621), (2795, 9975), (3225, 8645), (3325, 8385), (3705, 7525), (3913, 7125), (4085, 6825), (4515, 6175), (4875, 5719), (5187, 5375)]