80338555

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 115869600

約数和(自身を除く): 35531045

約数列:

[1, 5, 11, 19, 29, 55, 95, 121, 145, 209, 241, 319, 551, 605, 1045, 1205, 1595, 2299, 2651, 2755, 3509, 4579, 6061, 6989, 11495, 13255, 17545, 22895, 29161, 30305, 34945, 50369, 66671, 76879, 132791, 145805, 251845, 333355, 384395, 554059, 663955, 845669, 1460701, 2770295, 4228345, 7303505, 16067711, 80338555]

約数ペア:

[(1, 80338555), (5, 16067711), (11, 7303505), (19, 4228345), (29, 2770295), (55, 1460701), (95, 845669), (121, 663955), (145, 554059), (209, 384395), (241, 333355), (319, 251845), (551, 145805), (605, 132791), (1045, 76879), (1205, 66671), (1595, 50369), (2299, 34945), (2651, 30305), (2755, 29161), (3509, 22895), (4579, 17545), (6061, 13255), (6989, 11495)]