161809732

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{499}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 334096000

約数和(自身を除く): 172286268

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 313, 499, 518, 626, 998, 1036, 1252, 1996, 2191, 3493, 4382, 6986, 8764, 11581, 13972, 18463, 23162, 36926, 46324, 73852, 81067, 129241, 156187, 162134, 258482, 312374, 324268, 516964, 624748, 1093309, 2186618, 4373236, 5778919, 11557838, 23115676, 40452433, 80904866, 161809732]

約数ペア:

[(1, 161809732), (2, 80904866), (4, 40452433), (7, 23115676), (14, 11557838), (28, 5778919), (37, 4373236), (74, 2186618), (148, 1093309), (259, 624748), (313, 516964), (499, 324268), (518, 312374), (626, 258482), (998, 162134), (1036, 156187), (1252, 129241), (1996, 81067), (2191, 73852), (3493, 46324), (4382, 36926), (6986, 23162), (8764, 18463), (11581, 13972)]