81540865

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101293}}^1$

素因数の和:101328

約数の個数: 16

約数和(自身を含む): 116690688

約数和(自身を除く): 35149823

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 101293, 506465, 709051, 2329739, 3545255, 11648695, 16308173, 81540865]

約数ペア:

[(1, 81540865), (5, 16308173), (7, 11648695), (23, 3545255), (35, 2329739), (115, 709051), (161, 506465), (805, 101293)]