81156112

素因数分解:

$2^4\times {\mathrm{353}}^1\times {\mathrm{14369}}^1$

素因数の和:14730

約数の個数: 20

約数和(自身を含む): 157696380

約数和(自身を除く): 76540268

約数列:

[1, 2, 4, 8, 16, 353, 706, 1412, 2824, 5648, 14369, 28738, 57476, 114952, 229904, 5072257, 10144514, 20289028, 40578056, 81156112]

約数ペア:

[(1, 81156112), (2, 40578056), (4, 20289028), (8, 10144514), (16, 5072257), (353, 229904), (706, 114952), (1412, 57476), (2824, 28738), (5648, 14369)]