71885968

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:165

約数の個数: 160

約数和(自身を含む): 189987840

約数和(自身を除く): 118101872

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 37, 38, 44, 56, 74, 76, 77, 83, 88, 112, 133, 148, 152, 154, 166, 176, 209, 259, 266, 296, 304, 308, 332, 407, 418, 518, 532, 581, 592, 616, 664, 703, 814, 836, 913, 1036, 1064, 1162, 1232, 1328, 1406, 1463, 1577, 1628, 1672, 1826, 2072, 2128, 2324, 2812, 2849, 2926, 3071, 3154, 3256, 3344, 3652, 4144, 4648, 4921, 5624, 5698, 5852, 6142, 6308, 6391, 6512, 7304, 7733, 9296, 9842, 11039, 11248, 11396, 11704, 12284, 12616, 12782, 14608, 15466, 17347, 19684, 21497, 22078, 22792, 23408, 24568, 25232, 25564, 30932, 33781, 34694, 39368, 42994, 44156, 45584, 49136, 51128, 54131, 58349, 61864, 67562, 69388, 78736, 85988, 88312, 102256, 108262, 116698, 121429, 123728, 135124, 138776, 171976, 176624, 216524, 233396, 236467, 242858, 270248, 277552, 343952, 408443, 433048, 466792, 472934, 485716, 540496, 641839, 816886, 866096, 933584, 945868, 971432, 1283678, 1633772, 1891736, 1942864, 2567356, 3267544, 3783472, 4492873, 5134712, 6535088, 8985746, 10269424, 17971492, 35942984, 71885968]

約数ペア:

[(1, 71885968), (2, 35942984), (4, 17971492), (7, 10269424), (8, 8985746), (11, 6535088), (14, 5134712), (16, 4492873), (19, 3783472), (22, 3267544), (28, 2567356), (37, 1942864), (38, 1891736), (44, 1633772), (56, 1283678), (74, 971432), (76, 945868), (77, 933584), (83, 866096), (88, 816886), (112, 641839), (133, 540496), (148, 485716), (152, 472934), (154, 466792), (166, 433048), (176, 408443), (209, 343952), (259, 277552), (266, 270248), (296, 242858), (304, 236467), (308, 233396), (332, 216524), (407, 176624), (418, 171976), (518, 138776), (532, 135124), (581, 123728), (592, 121429), (616, 116698), (664, 108262), (703, 102256), (814, 88312), (836, 85988), (913, 78736), (1036, 69388), (1064, 67562), (1162, 61864), (1232, 58349), (1328, 54131), (1406, 51128), (1463, 49136), (1577, 45584), (1628, 44156), (1672, 42994), (1826, 39368), (2072, 34694), (2128, 33781), (2324, 30932), (2812, 25564), (2849, 25232), (2926, 24568), (3071, 23408), (3154, 22792), (3256, 22078), (3344, 21497), (3652, 19684), (4144, 17347), (4648, 15466), (4921, 14608), (5624, 12782), (5698, 12616), (5852, 12284), (6142, 11704), (6308, 11396), (6391, 11248), (6512, 11039), (7304, 9842), (7733, 9296)]