68125785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1721}}^1$

素因数の和:1778

約数の個数: 64

約数和(自身を含む): 138862080

約数和(自身を除く): 70736295

約数列:

[1, 3, 5, 7, 13, 15, 21, 29, 35, 39, 65, 87, 91, 105, 145, 195, 203, 273, 377, 435, 455, 609, 1015, 1131, 1365, 1721, 1885, 2639, 3045, 5163, 5655, 7917, 8605, 12047, 13195, 22373, 25815, 36141, 39585, 49909, 60235, 67119, 111865, 149727, 156611, 180705, 249545, 335595, 349363, 469833, 648817, 748635, 783055, 1048089, 1746815, 1946451, 2349165, 3244085, 4541719, 5240445, 9732255, 13625157, 22708595, 68125785]

約数ペア:

[(1, 68125785), (3, 22708595), (5, 13625157), (7, 9732255), (13, 5240445), (15, 4541719), (21, 3244085), (29, 2349165), (35, 1946451), (39, 1746815), (65, 1048089), (87, 783055), (91, 748635), (105, 648817), (145, 469833), (195, 349363), (203, 335595), (273, 249545), (377, 180705), (435, 156611), (455, 149727), (609, 111865), (1015, 67119), (1131, 60235), (1365, 49909), (1721, 39585), (1885, 36141), (2639, 25815), (3045, 22373), (5163, 13195), (5655, 12047), (7917, 8605)]