68172800

素因数分解:

$2^{10}\times 5^2\times {\mathrm{2663}}^1$

素因数の和:2693

約数の個数: 66

約数和(自身を含む): 169049448

約数和(自身を除く): 100876648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1024, 1280, 1600, 2560, 2663, 3200, 5120, 5326, 6400, 10652, 12800, 13315, 21304, 25600, 26630, 42608, 53260, 66575, 85216, 106520, 133150, 170432, 213040, 266300, 340864, 426080, 532600, 681728, 852160, 1065200, 1363456, 1704320, 2130400, 2726912, 3408640, 4260800, 6817280, 8521600, 13634560, 17043200, 34086400, 68172800]

約数ペア:

[(1, 68172800), (2, 34086400), (4, 17043200), (5, 13634560), (8, 8521600), (10, 6817280), (16, 4260800), (20, 3408640), (25, 2726912), (32, 2130400), (40, 1704320), (50, 1363456), (64, 1065200), (80, 852160), (100, 681728), (128, 532600), (160, 426080), (200, 340864), (256, 266300), (320, 213040), (400, 170432), (512, 133150), (640, 106520), (800, 85216), (1024, 66575), (1280, 53260), (1600, 42608), (2560, 26630), (2663, 25600), (3200, 21304), (5120, 13315), (5326, 12800), (6400, 10652)]