205122932

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1\times {\mathrm{499}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 420336000

約数和(自身を除く): 215213068

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 277, 371, 499, 554, 742, 998, 1108, 1484, 1939, 1996, 3493, 3878, 6986, 7756, 13972, 14681, 26447, 29362, 52894, 58724, 102767, 105788, 138223, 185129, 205534, 276446, 370258, 411068, 552892, 740516, 967561, 1935122, 3870244, 7325819, 14651638, 29303276, 51280733, 102561466, 205122932]

約数ペア:

[(1, 205122932), (2, 102561466), (4, 51280733), (7, 29303276), (14, 14651638), (28, 7325819), (53, 3870244), (106, 1935122), (212, 967561), (277, 740516), (371, 552892), (499, 411068), (554, 370258), (742, 276446), (998, 205534), (1108, 185129), (1484, 138223), (1939, 105788), (1996, 102767), (3493, 58724), (3878, 52894), (6986, 29362), (7756, 26447), (13972, 14681)]