68940800

素因数分解:

$2^{10}\times 5^2\times {\mathrm{2693}}^1$

素因数の和:2723

約数の個数: 66

約数和(自身を含む): 170953158

約数和(自身を除く): 102012358

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, 2693, 3200, 5120, 5386, 6400, 10772, 12800, 13465, 21544, 25600, 26930, 43088, 53860, 67325, 86176, 107720, 134650, 172352, 215440, 269300, 344704, 430880, 538600, 689408, 861760, 1077200, 1378816, 1723520, 2154400, 2757632, 3447040, 4308800, 6894080, 8617600, 13788160, 17235200, 34470400, 68940800]

約数ペア:

[(1, 68940800), (2, 34470400), (4, 17235200), (5, 13788160), (8, 8617600), (10, 6894080), (16, 4308800), (20, 3447040), (25, 2757632), (32, 2154400), (40, 1723520), (50, 1378816), (64, 1077200), (80, 861760), (100, 689408), (128, 538600), (160, 430880), (200, 344704), (256, 269300), (320, 215440), (400, 172352), (512, 134650), (640, 107720), (800, 86176), (1024, 67325), (1280, 53860), (1600, 43088), (2560, 26930), (2693, 25600), (3200, 21544), (5120, 13465), (5386, 12800), (6400, 10772)]