81868864

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:516

約数の個数: 112

約数和(自身を含む): 208483200

約数和(自身を除く): 126614336

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 37, 44, 56, 64, 74, 77, 88, 112, 148, 154, 176, 224, 259, 296, 308, 352, 407, 448, 449, 518, 592, 616, 704, 814, 898, 1036, 1184, 1232, 1628, 1796, 2072, 2368, 2464, 2849, 3143, 3256, 3592, 4144, 4928, 4939, 5698, 6286, 6512, 7184, 8288, 9878, 11396, 12572, 13024, 14368, 16576, 16613, 19756, 22792, 25144, 26048, 28736, 33226, 34573, 39512, 45584, 50288, 66452, 69146, 79024, 91168, 100576, 116291, 132904, 138292, 158048, 182336, 182743, 201152, 232582, 265808, 276584, 316096, 365486, 465164, 531616, 553168, 730972, 930328, 1063232, 1106336, 1279201, 1461944, 1860656, 2212672, 2558402, 2923888, 3721312, 5116804, 5847776, 7442624, 10233608, 11695552, 20467216, 40934432, 81868864]

約数ペア:

[(1, 81868864), (2, 40934432), (4, 20467216), (7, 11695552), (8, 10233608), (11, 7442624), (14, 5847776), (16, 5116804), (22, 3721312), (28, 2923888), (32, 2558402), (37, 2212672), (44, 1860656), (56, 1461944), (64, 1279201), (74, 1106336), (77, 1063232), (88, 930328), (112, 730972), (148, 553168), (154, 531616), (176, 465164), (224, 365486), (259, 316096), (296, 276584), (308, 265808), (352, 232582), (407, 201152), (448, 182743), (449, 182336), (518, 158048), (592, 138292), (616, 132904), (704, 116291), (814, 100576), (898, 91168), (1036, 79024), (1184, 69146), (1232, 66452), (1628, 50288), (1796, 45584), (2072, 39512), (2368, 34573), (2464, 33226), (2849, 28736), (3143, 26048), (3256, 25144), (3592, 22792), (4144, 19756), (4928, 16613), (4939, 16576), (5698, 14368), (6286, 13024), (6512, 12572), (7184, 11396), (8288, 9878)]