68127075

素因数分解:

$3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1979}}^1$

素因数の和:2018

約数の個数: 60

約数和(自身を含む): 133685640

約数和(自身を除く): 65558565

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 81, 85, 135, 153, 225, 255, 405, 425, 459, 675, 765, 1275, 1377, 1979, 2025, 2295, 3825, 5937, 6885, 9895, 11475, 17811, 29685, 33643, 34425, 49475, 53433, 89055, 100929, 148425, 160299, 168215, 267165, 302787, 445275, 504645, 801495, 841075, 908361, 1335825, 1513935, 2523225, 2725083, 4007475, 4541805, 7569675, 13625415, 22709025, 68127075]

約数ペア:

[(1, 68127075), (3, 22709025), (5, 13625415), (9, 7569675), (15, 4541805), (17, 4007475), (25, 2725083), (27, 2523225), (45, 1513935), (51, 1335825), (75, 908361), (81, 841075), (85, 801495), (135, 504645), (153, 445275), (225, 302787), (255, 267165), (405, 168215), (425, 160299), (459, 148425), (675, 100929), (765, 89055), (1275, 53433), (1377, 49475), (1979, 34425), (2025, 33643), (2295, 29685), (3825, 17811), (5937, 11475), (6885, 9895)]