128567771632

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{91303}}^1$

素因数の和:91526

約数の個数: 80

約数和(自身を含む): 273894469632

約数和(自身を除く): 145326698000

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 167, 248, 272, 334, 496, 527, 668, 1054, 1336, 2108, 2672, 2839, 4216, 5177, 5678, 8432, 10354, 11356, 20708, 22712, 41416, 45424, 82832, 88009, 91303, 176018, 182606, 352036, 365212, 704072, 730424, 1408144, 1460848, 1552151, 2830393, 3104302, 5660786, 6208604, 11321572, 12417208, 15247601, 22643144, 24834416, 30495202, 45286288, 48116681, 60990404, 96233362, 121980808, 192466724, 243961616, 259209217, 384933448, 472675631, 518418434, 769866896, 945351262, 1036836868, 1890702524, 2073673736, 3781405048, 4147347472, 7562810096, 8035485727, 16070971454, 32141942908, 64283885816, 128567771632]

約数ペア:

[(1, 128567771632), (2, 64283885816), (4, 32141942908), (8, 16070971454), (16, 8035485727), (17, 7562810096), (31, 4147347472), (34, 3781405048), (62, 2073673736), (68, 1890702524), (124, 1036836868), (136, 945351262), (167, 769866896), (248, 518418434), (272, 472675631), (334, 384933448), (496, 259209217), (527, 243961616), (668, 192466724), (1054, 121980808), (1336, 96233362), (2108, 60990404), (2672, 48116681), (2839, 45286288), (4216, 30495202), (5177, 24834416), (5678, 22643144), (8432, 15247601), (10354, 12417208), (11356, 11321572), (20708, 6208604), (22712, 5660786), (41416, 3104302), (45424, 2830393), (82832, 1552151), (88009, 1460848), (91303, 1408144), (176018, 730424), (182606, 704072), (352036, 365212)]