65671520

素因数分解:

$2^5\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2293}}^1$

素因数の和:2487

約数の個数: 48

約数和(自身を含む): 156083760

約数和(自身を除く): 90412240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 179, 358, 716, 895, 1432, 1790, 2293, 2864, 3580, 4586, 5728, 7160, 9172, 11465, 14320, 18344, 22930, 28640, 36688, 45860, 73376, 91720, 183440, 366880, 410447, 820894, 1641788, 2052235, 3283576, 4104470, 6567152, 8208940, 13134304, 16417880, 32835760, 65671520]

約数ペア:

[(1, 65671520), (2, 32835760), (4, 16417880), (5, 13134304), (8, 8208940), (10, 6567152), (16, 4104470), (20, 3283576), (32, 2052235), (40, 1641788), (80, 820894), (160, 410447), (179, 366880), (358, 183440), (716, 91720), (895, 73376), (1432, 45860), (1790, 36688), (2293, 28640), (2864, 22930), (3580, 18344), (4586, 14320), (5728, 11465), (7160, 9172)]