68081728

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:252

約数の個数: 112

約数和(自身を含む): 163348416

約数和(自身を除く): 95266688

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 43, 44, 52, 64, 86, 88, 104, 143, 172, 173, 176, 208, 286, 344, 346, 352, 416, 473, 559, 572, 688, 692, 704, 832, 946, 1118, 1144, 1376, 1384, 1892, 1903, 2236, 2249, 2288, 2752, 2768, 3784, 3806, 4472, 4498, 4576, 5536, 6149, 7439, 7568, 7612, 8944, 8996, 9152, 11072, 12298, 14878, 15136, 15224, 17888, 17992, 24596, 24739, 29756, 30272, 30448, 35776, 35984, 49192, 49478, 59512, 60896, 71968, 81829, 96707, 98384, 98956, 119024, 121792, 143936, 163658, 193414, 196768, 197912, 238048, 327316, 386828, 393536, 395824, 476096, 654632, 773656, 791648, 1063777, 1309264, 1547312, 1583296, 2127554, 2618528, 3094624, 4255108, 5237056, 6189248, 8510216, 17020432, 34040864, 68081728]

約数ペア:

[(1, 68081728), (2, 34040864), (4, 17020432), (8, 8510216), (11, 6189248), (13, 5237056), (16, 4255108), (22, 3094624), (26, 2618528), (32, 2127554), (43, 1583296), (44, 1547312), (52, 1309264), (64, 1063777), (86, 791648), (88, 773656), (104, 654632), (143, 476096), (172, 395824), (173, 393536), (176, 386828), (208, 327316), (286, 238048), (344, 197912), (346, 196768), (352, 193414), (416, 163658), (473, 143936), (559, 121792), (572, 119024), (688, 98956), (692, 98384), (704, 96707), (832, 81829), (946, 71968), (1118, 60896), (1144, 59512), (1376, 49478), (1384, 49192), (1892, 35984), (1903, 35776), (2236, 30448), (2249, 30272), (2288, 29756), (2752, 24739), (2768, 24596), (3784, 17992), (3806, 17888), (4472, 15224), (4498, 15136), (4576, 14878), (5536, 12298), (6149, 11072), (7439, 9152), (7568, 8996), (7612, 8944)]