128511136

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:342

約数の個数: 96

約数和(自身を含む): 292118400

約数和(自身を除く): 163607264

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 71, 76, 104, 142, 152, 208, 229, 247, 284, 304, 416, 458, 494, 568, 608, 916, 923, 988, 1136, 1349, 1832, 1846, 1976, 2272, 2698, 2977, 3664, 3692, 3952, 4351, 5396, 5954, 7328, 7384, 7904, 8702, 10792, 11908, 14768, 16259, 17404, 17537, 21584, 23816, 29536, 32518, 34808, 35074, 43168, 47632, 56563, 65036, 69616, 70148, 95264, 113126, 130072, 139232, 140296, 211367, 226252, 260144, 280592, 308921, 422734, 452504, 520288, 561184, 617842, 845468, 905008, 1235684, 1690936, 1810016, 2471368, 3381872, 4015973, 4942736, 6763744, 8031946, 9885472, 16063892, 32127784, 64255568, 128511136]

約数ペア:

[(1, 128511136), (2, 64255568), (4, 32127784), (8, 16063892), (13, 9885472), (16, 8031946), (19, 6763744), (26, 4942736), (32, 4015973), (38, 3381872), (52, 2471368), (71, 1810016), (76, 1690936), (104, 1235684), (142, 905008), (152, 845468), (208, 617842), (229, 561184), (247, 520288), (284, 452504), (304, 422734), (416, 308921), (458, 280592), (494, 260144), (568, 226252), (608, 211367), (916, 140296), (923, 139232), (988, 130072), (1136, 113126), (1349, 95264), (1832, 70148), (1846, 69616), (1976, 65036), (2272, 56563), (2698, 47632), (2977, 43168), (3664, 35074), (3692, 34808), (3952, 32518), (4351, 29536), (5396, 23816), (5954, 21584), (7328, 17537), (7384, 17404), (7904, 16259), (8702, 14768), (10792, 11908)]