85971568

素因数分解:

$2^4\times {\mathrm{421}}^1\times {\mathrm{12763}}^1$

素因数の和:13192

約数の個数: 20

約数和(自身を含む): 166978648

約数和(自身を除く): 81007080

約数列:

[1, 2, 4, 8, 16, 421, 842, 1684, 3368, 6736, 12763, 25526, 51052, 102104, 204208, 5373223, 10746446, 21492892, 42985784, 85971568]

約数ペア:

[(1, 85971568), (2, 42985784), (4, 21492892), (8, 10746446), (16, 5373223), (421, 204208), (842, 102104), (1684, 51052), (3368, 25526), (6736, 12763)]