81705528

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:509

約数の個数: 96

約数和(自身を含む): 231660000

約数和(自身を除く): 149954472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 109, 116, 174, 218, 232, 261, 327, 348, 359, 436, 522, 654, 696, 718, 872, 981, 1044, 1077, 1308, 1436, 1962, 2088, 2154, 2616, 2872, 3161, 3231, 3924, 4308, 6322, 6462, 7848, 8616, 9483, 10411, 12644, 12924, 18966, 20822, 25288, 25848, 28449, 31233, 37932, 39131, 41644, 56898, 62466, 75864, 78262, 83288, 93699, 113796, 117393, 124932, 156524, 187398, 227592, 234786, 249864, 313048, 352179, 374796, 469572, 704358, 749592, 939144, 1134799, 1408716, 2269598, 2817432, 3404397, 4539196, 6808794, 9078392, 10213191, 13617588, 20426382, 27235176, 40852764, 81705528]

約数ペア:

[(1, 81705528), (2, 40852764), (3, 27235176), (4, 20426382), (6, 13617588), (8, 10213191), (9, 9078392), (12, 6808794), (18, 4539196), (24, 3404397), (29, 2817432), (36, 2269598), (58, 1408716), (72, 1134799), (87, 939144), (109, 749592), (116, 704358), (174, 469572), (218, 374796), (232, 352179), (261, 313048), (327, 249864), (348, 234786), (359, 227592), (436, 187398), (522, 156524), (654, 124932), (696, 117393), (718, 113796), (872, 93699), (981, 83288), (1044, 78262), (1077, 75864), (1308, 62466), (1436, 56898), (1962, 41644), (2088, 39131), (2154, 37932), (2616, 31233), (2872, 28449), (3161, 25848), (3231, 25288), (3924, 20822), (4308, 18966), (6322, 12924), (6462, 12644), (7848, 10411), (8616, 9483)]