80425878

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:629

約数の個数: 64

約数和(自身を含む): 185213952

約数和(自身を除く): 104788074

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 131, 221, 262, 393, 442, 463, 663, 786, 926, 1326, 1389, 1703, 2227, 2778, 3406, 4454, 5109, 6019, 6681, 7871, 10218, 12038, 13362, 15742, 18057, 23613, 28951, 36114, 47226, 57902, 60653, 86853, 102323, 121306, 173706, 181959, 204646, 306969, 363918, 613938, 788489, 1031101, 1576978, 2062202, 2365467, 3093303, 4730934, 6186606, 13404313, 26808626, 40212939, 80425878]

約数ペア:

[(1, 80425878), (2, 40212939), (3, 26808626), (6, 13404313), (13, 6186606), (17, 4730934), (26, 3093303), (34, 2365467), (39, 2062202), (51, 1576978), (78, 1031101), (102, 788489), (131, 613938), (221, 363918), (262, 306969), (393, 204646), (442, 181959), (463, 173706), (663, 121306), (786, 102323), (926, 86853), (1326, 60653), (1389, 57902), (1703, 47226), (2227, 36114), (2778, 28951), (3406, 23613), (4454, 18057), (5109, 15742), (6019, 13362), (6681, 12038), (7871, 10218)]