81927752

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{1487}}^1$

素因数の和:1661

約数の個数: 32

約数和(自身を含む): 157489920

約数和(自身を除く): 75562168

約数列:

[1, 2, 4, 8, 71, 97, 142, 194, 284, 388, 568, 776, 1487, 2974, 5948, 6887, 11896, 13774, 27548, 55096, 105577, 144239, 211154, 288478, 422308, 576956, 844616, 1153912, 10240969, 20481938, 40963876, 81927752]

約数ペア:

[(1, 81927752), (2, 40963876), (4, 20481938), (8, 10240969), (71, 1153912), (97, 844616), (142, 576956), (194, 422308), (284, 288478), (388, 211154), (568, 144239), (776, 105577), (1487, 55096), (2974, 27548), (5948, 13774), (6887, 11896)]