81106592

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1$

素因数の和:131

約数の個数: 144

約数和(自身を含む): 207385920

約数和(自身を除く): 126279328

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 56, 59, 68, 76, 112, 118, 119, 133, 136, 152, 224, 236, 238, 266, 272, 304, 323, 361, 413, 472, 476, 532, 544, 608, 646, 722, 826, 944, 952, 1003, 1064, 1121, 1292, 1444, 1652, 1888, 1904, 2006, 2128, 2242, 2261, 2527, 2584, 2888, 3304, 3808, 4012, 4256, 4484, 4522, 5054, 5168, 5776, 6137, 6608, 7021, 7847, 8024, 8968, 9044, 10108, 10336, 11552, 12274, 13216, 14042, 15694, 16048, 17936, 18088, 19057, 20216, 21299, 24548, 28084, 31388, 32096, 35872, 36176, 38114, 40432, 42598, 42959, 49096, 56168, 62776, 72352, 76228, 80864, 85196, 85918, 98192, 112336, 125552, 133399, 149093, 152456, 170392, 171836, 196384, 224672, 251104, 266798, 298186, 304912, 340784, 343672, 362083, 533596, 596372, 609824, 681568, 687344, 724166, 1067192, 1192744, 1374688, 1448332, 2134384, 2385488, 2534581, 2896664, 4268768, 4770976, 5069162, 5793328, 10138324, 11586656, 20276648, 40553296, 81106592]

約数ペア:

[(1, 81106592), (2, 40553296), (4, 20276648), (7, 11586656), (8, 10138324), (14, 5793328), (16, 5069162), (17, 4770976), (19, 4268768), (28, 2896664), (32, 2534581), (34, 2385488), (38, 2134384), (56, 1448332), (59, 1374688), (68, 1192744), (76, 1067192), (112, 724166), (118, 687344), (119, 681568), (133, 609824), (136, 596372), (152, 533596), (224, 362083), (236, 343672), (238, 340784), (266, 304912), (272, 298186), (304, 266798), (323, 251104), (361, 224672), (413, 196384), (472, 171836), (476, 170392), (532, 152456), (544, 149093), (608, 133399), (646, 125552), (722, 112336), (826, 98192), (944, 85918), (952, 85196), (1003, 80864), (1064, 76228), (1121, 72352), (1292, 62776), (1444, 56168), (1652, 49096), (1888, 42959), (1904, 42598), (2006, 40432), (2128, 38114), (2242, 36176), (2261, 35872), (2527, 32096), (2584, 31388), (2888, 28084), (3304, 24548), (3808, 21299), (4012, 20216), (4256, 19057), (4484, 18088), (4522, 17936), (5054, 16048), (5168, 15694), (5776, 14042), (6137, 13216), (6608, 12274), (7021, 11552), (7847, 10336), (8024, 10108), (8968, 9044)]