38638768

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 89565696

約数和(自身を除く): 50926928

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 71, 86, 112, 113, 142, 172, 226, 284, 301, 344, 452, 497, 568, 602, 688, 791, 904, 994, 1136, 1204, 1582, 1808, 1988, 2408, 3053, 3164, 3976, 4816, 4859, 6106, 6328, 7952, 8023, 9718, 12212, 12656, 16046, 19436, 21371, 24424, 32092, 34013, 38872, 42742, 48848, 56161, 64184, 68026, 77744, 85484, 112322, 128368, 136052, 170968, 224644, 272104, 341936, 344989, 449288, 544208, 689978, 898576, 1379956, 2414923, 2759912, 4829846, 5519824, 9659692, 19319384, 38638768]

約数ペア:

[(1, 38638768), (2, 19319384), (4, 9659692), (7, 5519824), (8, 4829846), (14, 2759912), (16, 2414923), (28, 1379956), (43, 898576), (56, 689978), (71, 544208), (86, 449288), (112, 344989), (113, 341936), (142, 272104), (172, 224644), (226, 170968), (284, 136052), (301, 128368), (344, 112322), (452, 85484), (497, 77744), (568, 68026), (602, 64184), (688, 56161), (791, 48848), (904, 42742), (994, 38872), (1136, 34013), (1204, 32092), (1582, 24424), (1808, 21371), (1988, 19436), (2408, 16046), (3053, 12656), (3164, 12212), (3976, 9718), (4816, 8023), (4859, 7952), (6106, 6328)]