81359056

素因数分解:

$2^4\times {\mathrm{1949}}^1\times {\mathrm{2609}}^1$

素因数の和:4566

約数の個数: 20

約数和(自身を含む): 157774500

約数和(自身を除く): 76415444

約数列:

[1, 2, 4, 8, 16, 1949, 2609, 3898, 5218, 7796, 10436, 15592, 20872, 31184, 41744, 5084941, 10169882, 20339764, 40679528, 81359056]

約数ペア:

[(1, 81359056), (2, 40679528), (4, 20339764), (8, 10169882), (16, 5084941), (1949, 41744), (2609, 31184), (3898, 20872), (5218, 15592), (7796, 10436)]