80206790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{422141}}^1$

素因数の和:422167

約数の個数: 16

約数和(自身を含む): 151971120

約数和(自身を除く): 71764330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 422141, 844282, 2110705, 4221410, 8020679, 16041358, 40103395, 80206790]

約数ペア:

[(1, 80206790), (2, 40103395), (5, 16041358), (10, 8020679), (19, 4221410), (38, 2110705), (95, 844282), (190, 422141)]