80975604

素因数分解:

$2^2\times 3^1\times {\mathrm{313}}^1\times {\mathrm{21559}}^1$

素因数の和:21879

約数の個数: 24

約数和(自身を含む): 189555520

約数和(自身を除く): 108579916

約数列:

[1, 2, 3, 4, 6, 12, 313, 626, 939, 1252, 1878, 3756, 21559, 43118, 64677, 86236, 129354, 258708, 6747967, 13495934, 20243901, 26991868, 40487802, 80975604]

約数ペア:

[(1, 80975604), (2, 40487802), (3, 26991868), (4, 20243901), (6, 13495934), (12, 6747967), (313, 258708), (626, 129354), (939, 86236), (1252, 64677), (1878, 43118), (3756, 21559)]