64287944

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 128

約数和(自身を含む): 157593600

約数和(自身を除く): 93305656

約数列:

[1, 2, 4, 7, 8, 14, 19, 23, 28, 37, 38, 46, 56, 71, 74, 76, 92, 133, 142, 148, 152, 161, 184, 259, 266, 284, 296, 322, 437, 497, 518, 532, 568, 644, 703, 851, 874, 994, 1036, 1064, 1288, 1349, 1406, 1633, 1702, 1748, 1988, 2072, 2627, 2698, 2812, 3059, 3266, 3404, 3496, 3976, 4921, 5254, 5396, 5624, 5957, 6118, 6532, 6808, 9443, 9842, 10508, 10792, 11431, 11914, 12236, 13064, 16169, 18389, 18886, 19684, 21016, 22862, 23828, 24472, 31027, 32338, 36778, 37772, 39368, 45724, 47656, 49913, 60421, 62054, 64676, 73556, 75544, 91448, 99826, 113183, 120842, 124108, 129352, 147112, 199652, 217189, 226366, 241684, 248216, 349391, 399304, 422947, 434378, 452732, 483368, 698782, 845894, 868756, 905464, 1147999, 1397564, 1691788, 1737512, 2295998, 2795128, 3383576, 4591996, 8035993, 9183992, 16071986, 32143972, 64287944]

約数ペア:

[(1, 64287944), (2, 32143972), (4, 16071986), (7, 9183992), (8, 8035993), (14, 4591996), (19, 3383576), (23, 2795128), (28, 2295998), (37, 1737512), (38, 1691788), (46, 1397564), (56, 1147999), (71, 905464), (74, 868756), (76, 845894), (92, 698782), (133, 483368), (142, 452732), (148, 434378), (152, 422947), (161, 399304), (184, 349391), (259, 248216), (266, 241684), (284, 226366), (296, 217189), (322, 199652), (437, 147112), (497, 129352), (518, 124108), (532, 120842), (568, 113183), (644, 99826), (703, 91448), (851, 75544), (874, 73556), (994, 64676), (1036, 62054), (1064, 60421), (1288, 49913), (1349, 47656), (1406, 45724), (1633, 39368), (1702, 37772), (1748, 36778), (1988, 32338), (2072, 31027), (2627, 24472), (2698, 23828), (2812, 22862), (3059, 21016), (3266, 19684), (3404, 18886), (3496, 18389), (3976, 16169), (4921, 13064), (5254, 12236), (5396, 11914), (5624, 11431), (5957, 10792), (6118, 10508), (6532, 9842), (6808, 9443)]