51278188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 111767040

約数和(自身を除く): 60488852

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 43, 52, 68, 71, 76, 86, 142, 172, 221, 247, 284, 323, 442, 494, 559, 646, 731, 817, 884, 923, 988, 1118, 1207, 1292, 1349, 1462, 1634, 1846, 2236, 2414, 2698, 2924, 3053, 3268, 3692, 4199, 4828, 5396, 6106, 8398, 9503, 10621, 12212, 13889, 15691, 16796, 17537, 19006, 21242, 22933, 27778, 31382, 35074, 38012, 39689, 42484, 45866, 51901, 55556, 58007, 62764, 70148, 79378, 91732, 103802, 116014, 158756, 180557, 207604, 232028, 298129, 361114, 596258, 674713, 722228, 754091, 986119, 1192516, 1349426, 1508182, 1972238, 2698852, 3016364, 3944476, 12819547, 25639094, 51278188]

約数ペア:

[(1, 51278188), (2, 25639094), (4, 12819547), (13, 3944476), (17, 3016364), (19, 2698852), (26, 1972238), (34, 1508182), (38, 1349426), (43, 1192516), (52, 986119), (68, 754091), (71, 722228), (76, 674713), (86, 596258), (142, 361114), (172, 298129), (221, 232028), (247, 207604), (284, 180557), (323, 158756), (442, 116014), (494, 103802), (559, 91732), (646, 79378), (731, 70148), (817, 62764), (884, 58007), (923, 55556), (988, 51901), (1118, 45866), (1207, 42484), (1292, 39689), (1349, 38012), (1462, 35074), (1634, 31382), (1846, 27778), (2236, 22933), (2414, 21242), (2698, 19006), (2924, 17537), (3053, 16796), (3268, 15691), (3692, 13889), (4199, 12212), (4828, 10621), (5396, 9503), (6106, 8398)]