161589148

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1051}}^1$

素因数の和:1115

約数の個数: 72

約数和(自身を含む): 361719680

約数和(自身を除く): 200130532

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 238, 266, 289, 323, 476, 532, 578, 646, 1051, 1156, 1292, 2023, 2102, 2261, 4046, 4204, 4522, 5491, 7357, 8092, 9044, 10982, 14714, 17867, 19969, 21964, 29428, 35734, 38437, 39938, 71468, 76874, 79876, 125069, 139783, 153748, 250138, 279566, 303739, 339473, 500276, 559132, 607478, 678946, 1214956, 1357892, 2126173, 2376311, 4252346, 4752622, 5771041, 8504692, 9505244, 11542082, 23084164, 40397287, 80794574, 161589148]

約数ペア:

[(1, 161589148), (2, 80794574), (4, 40397287), (7, 23084164), (14, 11542082), (17, 9505244), (19, 8504692), (28, 5771041), (34, 4752622), (38, 4252346), (68, 2376311), (76, 2126173), (119, 1357892), (133, 1214956), (238, 678946), (266, 607478), (289, 559132), (323, 500276), (476, 339473), (532, 303739), (578, 279566), (646, 250138), (1051, 153748), (1156, 139783), (1292, 125069), (2023, 79876), (2102, 76874), (2261, 71468), (4046, 39938), (4204, 38437), (4522, 35734), (5491, 29428), (7357, 21964), (8092, 19969), (9044, 17867), (10982, 14714)]