81051984

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1493}}^1$

素因数の和:1549

約数の個数: 120

約数和(自身を含む): 252874440

約数和(自身を除く): 171822456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 29, 36, 39, 48, 52, 58, 72, 78, 87, 104, 116, 117, 144, 156, 174, 208, 232, 234, 261, 312, 348, 377, 464, 468, 522, 624, 696, 754, 936, 1044, 1131, 1392, 1493, 1508, 1872, 2088, 2262, 2986, 3016, 3393, 4176, 4479, 4524, 5972, 6032, 6786, 8958, 9048, 11944, 13437, 13572, 17916, 18096, 19409, 23888, 26874, 27144, 35832, 38818, 43297, 53748, 54288, 58227, 71664, 77636, 86594, 107496, 116454, 129891, 155272, 173188, 174681, 214992, 232908, 259782, 310544, 346376, 349362, 389673, 465816, 519564, 562861, 692752, 698724, 779346, 931632, 1039128, 1125722, 1397448, 1558692, 1688583, 2078256, 2251444, 2794896, 3117384, 3377166, 4502888, 5065749, 6234768, 6754332, 9005776, 10131498, 13508664, 20262996, 27017328, 40525992, 81051984]

約数ペア:

[(1, 81051984), (2, 40525992), (3, 27017328), (4, 20262996), (6, 13508664), (8, 10131498), (9, 9005776), (12, 6754332), (13, 6234768), (16, 5065749), (18, 4502888), (24, 3377166), (26, 3117384), (29, 2794896), (36, 2251444), (39, 2078256), (48, 1688583), (52, 1558692), (58, 1397448), (72, 1125722), (78, 1039128), (87, 931632), (104, 779346), (116, 698724), (117, 692752), (144, 562861), (156, 519564), (174, 465816), (208, 389673), (232, 349362), (234, 346376), (261, 310544), (312, 259782), (348, 232908), (377, 214992), (464, 174681), (468, 173188), (522, 155272), (624, 129891), (696, 116454), (754, 107496), (936, 86594), (1044, 77636), (1131, 71664), (1392, 58227), (1493, 54288), (1508, 53748), (1872, 43297), (2088, 38818), (2262, 35832), (2986, 27144), (3016, 26874), (3393, 23888), (4176, 19409), (4479, 18096), (4524, 17916), (5972, 13572), (6032, 13437), (6786, 11944), (8958, 9048)]