1661724896

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1$

素因数の和:664

約数の個数: 96

約数和(自身を含む): 3609059328

約数和(自身を除く): 1947334432

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 71, 104, 127, 142, 208, 254, 284, 416, 443, 508, 568, 886, 923, 1016, 1136, 1651, 1772, 1846, 2032, 2272, 3302, 3544, 3692, 4064, 5759, 6604, 7088, 7384, 9017, 11518, 13208, 14176, 14768, 18034, 23036, 26416, 29536, 31453, 36068, 46072, 52832, 56261, 62906, 72136, 92144, 112522, 117221, 125812, 144272, 184288, 225044, 234442, 251624, 288544, 408889, 450088, 468884, 503248, 731393, 817778, 900176, 937768, 1006496, 1462786, 1635556, 1800352, 1875536, 2925572, 3271112, 3751072, 3994531, 5851144, 6542224, 7989062, 11702288, 13084448, 15978124, 23404576, 31956248, 51928903, 63912496, 103857806, 127824992, 207715612, 415431224, 830862448, 1661724896]

約数ペア:

[(1, 1661724896), (2, 830862448), (4, 415431224), (8, 207715612), (13, 127824992), (16, 103857806), (26, 63912496), (32, 51928903), (52, 31956248), (71, 23404576), (104, 15978124), (127, 13084448), (142, 11702288), (208, 7989062), (254, 6542224), (284, 5851144), (416, 3994531), (443, 3751072), (508, 3271112), (568, 2925572), (886, 1875536), (923, 1800352), (1016, 1635556), (1136, 1462786), (1651, 1006496), (1772, 937768), (1846, 900176), (2032, 817778), (2272, 731393), (3302, 503248), (3544, 468884), (3692, 450088), (4064, 408889), (5759, 288544), (6604, 251624), (7088, 234442), (7384, 225044), (9017, 184288), (11518, 144272), (13208, 125812), (14176, 117221), (14768, 112522), (18034, 92144), (23036, 72136), (26416, 62906), (29536, 56261), (31453, 52832), (36068, 46072)]