68656965

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 127008000

約数和(自身を除く): 58351035

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 139, 149, 195, 221, 255, 417, 447, 663, 695, 745, 1105, 1807, 1937, 2085, 2235, 2363, 2533, 3315, 5421, 5811, 7089, 7599, 9035, 9685, 11815, 12665, 20711, 27105, 29055, 30719, 32929, 35445, 37995, 62133, 92157, 98787, 103555, 153595, 164645, 269243, 310665, 352087, 460785, 493935, 807729, 1056261, 1346215, 1760435, 4038645, 4577131, 5281305, 13731393, 22885655, 68656965]

約数ペア:

[(1, 68656965), (3, 22885655), (5, 13731393), (13, 5281305), (15, 4577131), (17, 4038645), (39, 1760435), (51, 1346215), (65, 1056261), (85, 807729), (139, 493935), (149, 460785), (195, 352087), (221, 310665), (255, 269243), (417, 164645), (447, 153595), (663, 103555), (695, 98787), (745, 92157), (1105, 62133), (1807, 37995), (1937, 35445), (2085, 32929), (2235, 30719), (2363, 29055), (2533, 27105), (3315, 20711), (5421, 12665), (5811, 11815), (7089, 9685), (7599, 9035)]