81573776

素因数分解:

$2^4\times {\mathrm{739}}^1\times {\mathrm{6899}}^1$

素因数の和:7646

約数の個数: 20

約数和(自身を含む): 158286000

約数和(自身を除く): 76712224

約数列:

[1, 2, 4, 8, 16, 739, 1478, 2956, 5912, 6899, 11824, 13798, 27596, 55192, 110384, 5098361, 10196722, 20393444, 40786888, 81573776]

約数ペア:

[(1, 81573776), (2, 40786888), (4, 20393444), (8, 10196722), (16, 5098361), (739, 110384), (1478, 55192), (2956, 27596), (5912, 13798), (6899, 11824)]