81502448

素因数分解:

$2^4\times {\mathrm{401}}^1\times {\mathrm{12703}}^1$

素因数の和:13112

約数の個数: 20

約数和(自身を含む): 158317248

約数和(自身を除く): 76814800

約数列:

[1, 2, 4, 8, 16, 401, 802, 1604, 3208, 6416, 12703, 25406, 50812, 101624, 203248, 5093903, 10187806, 20375612, 40751224, 81502448]

約数ペア:

[(1, 81502448), (2, 40751224), (4, 20375612), (8, 10187806), (16, 5093903), (401, 203248), (802, 101624), (1604, 50812), (3208, 25406), (6416, 12703)]