81294864

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{773}}^1$

素因数の和:1104

約数の個数: 80

約数和(自身を含む): 241091712

約数和(自身を除く): 159796848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 313, 336, 626, 773, 939, 1252, 1546, 1878, 2191, 2319, 2504, 3092, 3756, 4382, 4638, 5008, 5411, 6184, 6573, 7512, 8764, 9276, 10822, 12368, 13146, 15024, 16233, 17528, 18552, 21644, 26292, 32466, 35056, 37104, 43288, 52584, 64932, 86576, 105168, 129864, 241949, 259728, 483898, 725847, 967796, 1451694, 1693643, 1935592, 2903388, 3387286, 3871184, 5080929, 5806776, 6774572, 10161858, 11613552, 13549144, 20323716, 27098288, 40647432, 81294864]

約数ペア:

[(1, 81294864), (2, 40647432), (3, 27098288), (4, 20323716), (6, 13549144), (7, 11613552), (8, 10161858), (12, 6774572), (14, 5806776), (16, 5080929), (21, 3871184), (24, 3387286), (28, 2903388), (42, 1935592), (48, 1693643), (56, 1451694), (84, 967796), (112, 725847), (168, 483898), (313, 259728), (336, 241949), (626, 129864), (773, 105168), (939, 86576), (1252, 64932), (1546, 52584), (1878, 43288), (2191, 37104), (2319, 35056), (2504, 32466), (3092, 26292), (3756, 21644), (4382, 18552), (4638, 17528), (5008, 16233), (5411, 15024), (6184, 13146), (6573, 12368), (7512, 10822), (8764, 9276)]