25299288

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 81628560

約数和(自身を除く): 56329272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 71, 72, 84, 98, 101, 126, 142, 147, 168, 196, 202, 213, 252, 284, 294, 303, 392, 404, 426, 441, 497, 504, 568, 588, 606, 639, 707, 808, 852, 882, 909, 994, 1176, 1212, 1278, 1414, 1491, 1704, 1764, 1818, 1988, 2121, 2424, 2556, 2828, 2982, 3479, 3528, 3636, 3976, 4242, 4473, 4949, 5112, 5656, 5964, 6363, 6958, 7171, 7272, 8484, 8946, 9898, 10437, 11928, 12726, 13916, 14342, 14847, 16968, 17892, 19796, 20874, 21513, 25452, 27832, 28684, 29694, 31311, 35784, 39592, 41748, 43026, 44541, 50197, 50904, 57368, 59388, 62622, 64539, 83496, 86052, 89082, 100394, 118776, 125244, 129078, 150591, 172104, 178164, 200788, 250488, 258156, 301182, 351379, 356328, 401576, 451773, 516312, 602364, 702758, 903546, 1054137, 1204728, 1405516, 1807092, 2108274, 2811032, 3162411, 3614184, 4216548, 6324822, 8433096, 12649644, 25299288]

約数ペア:

[(1, 25299288), (2, 12649644), (3, 8433096), (4, 6324822), (6, 4216548), (7, 3614184), (8, 3162411), (9, 2811032), (12, 2108274), (14, 1807092), (18, 1405516), (21, 1204728), (24, 1054137), (28, 903546), (36, 702758), (42, 602364), (49, 516312), (56, 451773), (63, 401576), (71, 356328), (72, 351379), (84, 301182), (98, 258156), (101, 250488), (126, 200788), (142, 178164), (147, 172104), (168, 150591), (196, 129078), (202, 125244), (213, 118776), (252, 100394), (284, 89082), (294, 86052), (303, 83496), (392, 64539), (404, 62622), (426, 59388), (441, 57368), (497, 50904), (504, 50197), (568, 44541), (588, 43026), (606, 41748), (639, 39592), (707, 35784), (808, 31311), (852, 29694), (882, 28684), (909, 27832), (994, 25452), (1176, 21513), (1212, 20874), (1278, 19796), (1414, 17892), (1491, 16968), (1704, 14847), (1764, 14342), (1818, 13916), (1988, 12726), (2121, 11928), (2424, 10437), (2556, 9898), (2828, 8946), (2982, 8484), (3479, 7272), (3528, 7171), (3636, 6958), (3976, 6363), (4242, 5964), (4473, 5656), (4949, 5112)]