51287992

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:153

約数の個数: 96

約数和(自身を含む): 120700800

約数和(自身を除く): 69412808

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 43, 56, 59, 76, 86, 118, 133, 152, 172, 236, 266, 301, 344, 361, 413, 472, 532, 602, 722, 817, 826, 1064, 1121, 1204, 1444, 1634, 1652, 2242, 2408, 2527, 2537, 2888, 3268, 3304, 4484, 5054, 5074, 5719, 6536, 7847, 8968, 10108, 10148, 11438, 15523, 15694, 17759, 20216, 20296, 21299, 22876, 31046, 31388, 35518, 42598, 45752, 48203, 62092, 62776, 71036, 85196, 96406, 108661, 124184, 142072, 149093, 170392, 192812, 217322, 298186, 337421, 385624, 434644, 596372, 674842, 869288, 915857, 1192744, 1349684, 1831714, 2699368, 3663428, 6410999, 7326856, 12821998, 25643996, 51287992]

約数ペア:

[(1, 51287992), (2, 25643996), (4, 12821998), (7, 7326856), (8, 6410999), (14, 3663428), (19, 2699368), (28, 1831714), (38, 1349684), (43, 1192744), (56, 915857), (59, 869288), (76, 674842), (86, 596372), (118, 434644), (133, 385624), (152, 337421), (172, 298186), (236, 217322), (266, 192812), (301, 170392), (344, 149093), (361, 142072), (413, 124184), (472, 108661), (532, 96406), (602, 85196), (722, 71036), (817, 62776), (826, 62092), (1064, 48203), (1121, 45752), (1204, 42598), (1444, 35518), (1634, 31388), (1652, 31046), (2242, 22876), (2408, 21299), (2527, 20296), (2537, 20216), (2888, 17759), (3268, 15694), (3304, 15523), (4484, 11438), (5054, 10148), (5074, 10108), (5719, 8968), (6536, 7847)]