80266862

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{15671}}^1$

素因数の和:15883

約数の個数: 16

約数和(自身を含む): 130328352

約数和(自身を除く): 50061490

約数列:

[1, 2, 13, 26, 197, 394, 2561, 5122, 15671, 31342, 203723, 407446, 3087187, 6174374, 40133431, 80266862]

約数ペア:

[(1, 80266862), (2, 40133431), (13, 6174374), (26, 3087187), (197, 407446), (394, 203723), (2561, 31342), (5122, 15671)]