79137520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:503

約数の個数: 160

約数和(自身を含む): 237841920

約数和(自身を除く): 158704400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 35, 40, 44, 55, 56, 58, 70, 77, 80, 88, 110, 112, 116, 140, 145, 154, 176, 203, 220, 232, 280, 290, 308, 319, 385, 406, 440, 443, 464, 560, 580, 616, 638, 770, 812, 880, 886, 1015, 1160, 1232, 1276, 1540, 1595, 1624, 1772, 2030, 2215, 2233, 2320, 2552, 3080, 3101, 3190, 3248, 3544, 4060, 4430, 4466, 4873, 5104, 6160, 6202, 6380, 7088, 8120, 8860, 8932, 9746, 11165, 12404, 12760, 12847, 15505, 16240, 17720, 17864, 19492, 22330, 24365, 24808, 25520, 25694, 31010, 34111, 35440, 35728, 38984, 44660, 48730, 49616, 51388, 62020, 64235, 68222, 77968, 89320, 89929, 97460, 102776, 124040, 128470, 136444, 141317, 170555, 178640, 179858, 194920, 205552, 248080, 256940, 272888, 282634, 341110, 359716, 389840, 449645, 513880, 545776, 565268, 682220, 706585, 719432, 899290, 989219, 1027760, 1130536, 1364440, 1413170, 1438864, 1798580, 1978438, 2261072, 2728880, 2826340, 3597160, 3956876, 4946095, 5652680, 7194320, 7913752, 9892190, 11305360, 15827504, 19784380, 39568760, 79137520]

約数ペア:

[(1, 79137520), (2, 39568760), (4, 19784380), (5, 15827504), (7, 11305360), (8, 9892190), (10, 7913752), (11, 7194320), (14, 5652680), (16, 4946095), (20, 3956876), (22, 3597160), (28, 2826340), (29, 2728880), (35, 2261072), (40, 1978438), (44, 1798580), (55, 1438864), (56, 1413170), (58, 1364440), (70, 1130536), (77, 1027760), (80, 989219), (88, 899290), (110, 719432), (112, 706585), (116, 682220), (140, 565268), (145, 545776), (154, 513880), (176, 449645), (203, 389840), (220, 359716), (232, 341110), (280, 282634), (290, 272888), (308, 256940), (319, 248080), (385, 205552), (406, 194920), (440, 179858), (443, 178640), (464, 170555), (560, 141317), (580, 136444), (616, 128470), (638, 124040), (770, 102776), (812, 97460), (880, 89929), (886, 89320), (1015, 77968), (1160, 68222), (1232, 64235), (1276, 62020), (1540, 51388), (1595, 49616), (1624, 48730), (1772, 44660), (2030, 38984), (2215, 35728), (2233, 35440), (2320, 34111), (2552, 31010), (3080, 25694), (3101, 25520), (3190, 24808), (3248, 24365), (3544, 22330), (4060, 19492), (4430, 17864), (4466, 17720), (4873, 16240), (5104, 15505), (6160, 12847), (6202, 12760), (6380, 12404), (7088, 11165), (8120, 9746), (8860, 8932)]