80105872

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:317

約数の個数: 120

約数和(自身を含む): 204236928

約数和(自身を除く): 124131056

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 44, 46, 56, 77, 88, 92, 112, 121, 154, 161, 176, 184, 242, 253, 257, 308, 322, 368, 484, 506, 514, 616, 644, 847, 968, 1012, 1028, 1232, 1288, 1694, 1771, 1799, 1936, 2024, 2056, 2576, 2783, 2827, 3388, 3542, 3598, 4048, 4112, 5566, 5654, 5911, 6776, 7084, 7196, 11132, 11308, 11822, 13552, 14168, 14392, 19481, 19789, 22264, 22616, 23644, 28336, 28784, 31097, 38962, 39578, 41377, 44528, 45232, 47288, 62194, 65021, 77924, 79156, 82754, 94576, 124388, 130042, 155848, 158312, 165508, 217679, 248776, 260084, 311696, 316624, 331016, 435358, 455147, 497552, 520168, 662032, 715231, 870716, 910294, 1040336, 1430462, 1741432, 1820588, 2860924, 3482864, 3641176, 5006617, 5721848, 7282352, 10013234, 11443696, 20026468, 40052936, 80105872]

約数ペア:

[(1, 80105872), (2, 40052936), (4, 20026468), (7, 11443696), (8, 10013234), (11, 7282352), (14, 5721848), (16, 5006617), (22, 3641176), (23, 3482864), (28, 2860924), (44, 1820588), (46, 1741432), (56, 1430462), (77, 1040336), (88, 910294), (92, 870716), (112, 715231), (121, 662032), (154, 520168), (161, 497552), (176, 455147), (184, 435358), (242, 331016), (253, 316624), (257, 311696), (308, 260084), (322, 248776), (368, 217679), (484, 165508), (506, 158312), (514, 155848), (616, 130042), (644, 124388), (847, 94576), (968, 82754), (1012, 79156), (1028, 77924), (1232, 65021), (1288, 62194), (1694, 47288), (1771, 45232), (1799, 44528), (1936, 41377), (2024, 39578), (2056, 38962), (2576, 31097), (2783, 28784), (2827, 28336), (3388, 23644), (3542, 22616), (3598, 22264), (4048, 19789), (4112, 19481), (5566, 14392), (5654, 14168), (5911, 13552), (6776, 11822), (7084, 11308), (7196, 11132)]