201685580

素因数分解:

$2^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{15443}}^1$

素因数の和:16105

約数の個数: 24

約数和(自身を含む): 424215792

約数和(自身を除く): 222530212

約数列:

[1, 2, 4, 5, 10, 20, 653, 1306, 2612, 3265, 6530, 13060, 15443, 30886, 61772, 77215, 154430, 308860, 10084279, 20168558, 40337116, 50421395, 100842790, 201685580]

約数ペア:

[(1, 201685580), (2, 100842790), (4, 50421395), (5, 40337116), (10, 20168558), (20, 10084279), (653, 308860), (1306, 154430), (2612, 77215), (3265, 61772), (6530, 30886), (13060, 15443)]