80049488

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{116351}}^1$

素因数の和:116402

約数の個数: 20

約数和(自身を含む): 158704128

約数和(自身を除く): 78654640

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 116351, 232702, 465404, 930808, 1861616, 5003093, 10006186, 20012372, 40024744, 80049488]

約数ペア:

[(1, 80049488), (2, 40024744), (4, 20012372), (8, 10006186), (16, 5003093), (43, 1861616), (86, 930808), (172, 465404), (344, 232702), (688, 116351)]