1296062080

素因数分解:

$2^7\times 5^1\times {\mathrm{397}}^1\times {\mathrm{5101}}^1$

素因数の和:5517

約数の個数: 64

約数和(自身を含む): 3106811880

約数和(自身を除く): 1810749800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 397, 640, 794, 1588, 1985, 3176, 3970, 5101, 6352, 7940, 10202, 12704, 15880, 20404, 25408, 25505, 31760, 40808, 50816, 51010, 63520, 81616, 102020, 127040, 163232, 204040, 254080, 326464, 408080, 652928, 816160, 1632320, 2025097, 3264640, 4050194, 8100388, 10125485, 16200776, 20250970, 32401552, 40501940, 64803104, 81003880, 129606208, 162007760, 259212416, 324015520, 648031040, 1296062080]

約数ペア:

[(1, 1296062080), (2, 648031040), (4, 324015520), (5, 259212416), (8, 162007760), (10, 129606208), (16, 81003880), (20, 64803104), (32, 40501940), (40, 32401552), (64, 20250970), (80, 16200776), (128, 10125485), (160, 8100388), (320, 4050194), (397, 3264640), (640, 2025097), (794, 1632320), (1588, 816160), (1985, 652928), (3176, 408080), (3970, 326464), (5101, 254080), (6352, 204040), (7940, 163232), (10202, 127040), (12704, 102020), (15880, 81616), (20404, 63520), (25408, 51010), (25505, 50816), (31760, 40808)]