80665808

素因数分解:

$2^4\times {\mathrm{2161}}^1\times {\mathrm{2333}}^1$

素因数の和:4502

約数の個数: 20

約数和(自身を含む): 156429348

約数和(自身を除く): 75763540

約数列:

[1, 2, 4, 8, 16, 2161, 2333, 4322, 4666, 8644, 9332, 17288, 18664, 34576, 37328, 5041613, 10083226, 20166452, 40332904, 80665808]

約数ペア:

[(1, 80665808), (2, 40332904), (4, 20166452), (8, 10083226), (16, 5041613), (2161, 37328), (2333, 34576), (4322, 18664), (4666, 17288), (8644, 9332)]