201589672

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1$

素因数の和:778

約数の個数: 64

約数和(自身を含む): 419904000

約数和(自身を除く): 218314328

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 79, 116, 136, 158, 232, 316, 493, 632, 647, 986, 1294, 1343, 1972, 2291, 2588, 2686, 3944, 4582, 5176, 5372, 9164, 10744, 10999, 18328, 18763, 21998, 37526, 38947, 43996, 51113, 75052, 77894, 87992, 102226, 150104, 155788, 204452, 311576, 318971, 408904, 637942, 868921, 1275884, 1482277, 1737842, 2551768, 2964554, 3475684, 5929108, 6951368, 11858216, 25198709, 50397418, 100794836, 201589672]

約数ペア:

[(1, 201589672), (2, 100794836), (4, 50397418), (8, 25198709), (17, 11858216), (29, 6951368), (34, 5929108), (58, 3475684), (68, 2964554), (79, 2551768), (116, 1737842), (136, 1482277), (158, 1275884), (232, 868921), (316, 637942), (493, 408904), (632, 318971), (647, 311576), (986, 204452), (1294, 155788), (1343, 150104), (1972, 102226), (2291, 87992), (2588, 77894), (2686, 75052), (3944, 51113), (4582, 43996), (5176, 38947), (5372, 37526), (9164, 21998), (10744, 18763), (10999, 18328)]