80129878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{6737}}^1$

素因数の和:7071

約数の個数: 16

約数和(自身を含む): 126943920

約数和(自身を除く): 46814042

約数列:

[1, 2, 19, 38, 313, 626, 5947, 6737, 11894, 13474, 128003, 256006, 2108681, 4217362, 40064939, 80129878]

約数ペア:

[(1, 80129878), (2, 40064939), (19, 4217362), (38, 2108681), (313, 256006), (626, 128003), (5947, 13474), (6737, 11894)]