81420052

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{100271}}^1$

素因数の和:100311

約数の個数: 24

約数和(自身を含む): 168456960

約数和(自身を除く): 87036908

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 100271, 200542, 401084, 701897, 1403794, 2807588, 2907859, 5815718, 11631436, 20355013, 40710026, 81420052]

約数ペア:

[(1, 81420052), (2, 40710026), (4, 20355013), (7, 11631436), (14, 5815718), (28, 2907859), (29, 2807588), (58, 1403794), (116, 701897), (203, 401084), (406, 200542), (812, 100271)]