81583264

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:726

約数の個数: 96

約数和(自身を含む): 200188800

約数和(自身を除く): 118605536

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 29, 32, 38, 56, 58, 76, 112, 116, 133, 152, 203, 224, 232, 266, 304, 406, 464, 532, 551, 608, 661, 812, 928, 1064, 1102, 1322, 1624, 2128, 2204, 2644, 3248, 3857, 4256, 4408, 4627, 5288, 6496, 7714, 8816, 9254, 10576, 12559, 15428, 17632, 18508, 19169, 21152, 25118, 30856, 37016, 38338, 50236, 61712, 74032, 76676, 87913, 100472, 123424, 134183, 148064, 153352, 175826, 200944, 268366, 306704, 351652, 364211, 401888, 536732, 613408, 703304, 728422, 1073464, 1406608, 1456844, 2146928, 2549477, 2813216, 2913688, 4293856, 5098954, 5827376, 10197908, 11654752, 20395816, 40791632, 81583264]

約数ペア:

[(1, 81583264), (2, 40791632), (4, 20395816), (7, 11654752), (8, 10197908), (14, 5827376), (16, 5098954), (19, 4293856), (28, 2913688), (29, 2813216), (32, 2549477), (38, 2146928), (56, 1456844), (58, 1406608), (76, 1073464), (112, 728422), (116, 703304), (133, 613408), (152, 536732), (203, 401888), (224, 364211), (232, 351652), (266, 306704), (304, 268366), (406, 200944), (464, 175826), (532, 153352), (551, 148064), (608, 134183), (661, 123424), (812, 100472), (928, 87913), (1064, 76676), (1102, 74032), (1322, 61712), (1624, 50236), (2128, 38338), (2204, 37016), (2644, 30856), (3248, 25118), (3857, 21152), (4256, 19169), (4408, 18508), (4627, 17632), (5288, 15428), (6496, 12559), (7714, 10576), (8816, 9254)]