81655490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1166507}}^1$

素因数の和:1166521

約数の個数: 16

約数和(自身を含む): 167977152

約数和(自身を除く): 86321662

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1166507, 2333014, 5832535, 8165549, 11665070, 16331098, 40827745, 81655490]

約数ペア:

[(1, 81655490), (2, 40827745), (5, 16331098), (7, 11665070), (10, 8165549), (14, 5832535), (35, 2333014), (70, 1166507)]