81695328

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{541}}^1$

素因数の和:589

約数の個数: 144

約数和(自身を含む): 254319408

約数和(自身を除く): 172624080

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 44, 48, 52, 66, 78, 88, 96, 104, 121, 132, 143, 156, 176, 208, 242, 264, 286, 312, 352, 363, 416, 429, 484, 528, 541, 572, 624, 726, 858, 968, 1056, 1082, 1144, 1248, 1452, 1573, 1623, 1716, 1936, 2164, 2288, 2904, 3146, 3246, 3432, 3872, 4328, 4576, 4719, 5808, 5951, 6292, 6492, 6864, 7033, 8656, 9438, 11616, 11902, 12584, 12984, 13728, 14066, 17312, 17853, 18876, 21099, 23804, 25168, 25968, 28132, 35706, 37752, 42198, 47608, 50336, 51936, 56264, 65461, 71412, 75504, 77363, 84396, 95216, 112528, 130922, 142824, 151008, 154726, 168792, 190432, 196383, 225056, 232089, 261844, 285648, 309452, 337584, 392766, 464178, 523688, 571296, 618904, 675168, 785532, 850993, 928356, 1047376, 1237808, 1571064, 1701986, 1856712, 2094752, 2475616, 2552979, 3142128, 3403972, 3713424, 5105958, 6284256, 6807944, 7426848, 10211916, 13615888, 20423832, 27231776, 40847664, 81695328]

約数ペア:

[(1, 81695328), (2, 40847664), (3, 27231776), (4, 20423832), (6, 13615888), (8, 10211916), (11, 7426848), (12, 6807944), (13, 6284256), (16, 5105958), (22, 3713424), (24, 3403972), (26, 3142128), (32, 2552979), (33, 2475616), (39, 2094752), (44, 1856712), (48, 1701986), (52, 1571064), (66, 1237808), (78, 1047376), (88, 928356), (96, 850993), (104, 785532), (121, 675168), (132, 618904), (143, 571296), (156, 523688), (176, 464178), (208, 392766), (242, 337584), (264, 309452), (286, 285648), (312, 261844), (352, 232089), (363, 225056), (416, 196383), (429, 190432), (484, 168792), (528, 154726), (541, 151008), (572, 142824), (624, 130922), (726, 112528), (858, 95216), (968, 84396), (1056, 77363), (1082, 75504), (1144, 71412), (1248, 65461), (1452, 56264), (1573, 51936), (1623, 50336), (1716, 47608), (1936, 42198), (2164, 37752), (2288, 35706), (2904, 28132), (3146, 25968), (3246, 25168), (3432, 23804), (3872, 21099), (4328, 18876), (4576, 17853), (4719, 17312), (5808, 14066), (5951, 13728), (6292, 12984), (6492, 12584), (6864, 11902), (7033, 11616), (8656, 9438)]