1668531080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{8011}}^1$

素因数の和:8190

約数の個数: 64

約数和(自身を含む): 3876526080

約数和(自身を除く): 2207995000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 127, 164, 205, 254, 328, 410, 508, 635, 820, 1016, 1270, 1640, 2540, 5080, 5207, 8011, 10414, 16022, 20828, 26035, 32044, 40055, 41656, 52070, 64088, 80110, 104140, 160220, 208280, 320440, 328451, 656902, 1017397, 1313804, 1642255, 2034794, 2627608, 3284510, 4069588, 5086985, 6569020, 8139176, 10173970, 13138040, 20347940, 40695880, 41713277, 83426554, 166853108, 208566385, 333706216, 417132770, 834265540, 1668531080]

約数ペア:

[(1, 1668531080), (2, 834265540), (4, 417132770), (5, 333706216), (8, 208566385), (10, 166853108), (20, 83426554), (40, 41713277), (41, 40695880), (82, 20347940), (127, 13138040), (164, 10173970), (205, 8139176), (254, 6569020), (328, 5086985), (410, 4069588), (508, 3284510), (635, 2627608), (820, 2034794), (1016, 1642255), (1270, 1313804), (1640, 1017397), (2540, 656902), (5080, 328451), (5207, 320440), (8011, 208280), (10414, 160220), (16022, 104140), (20828, 80110), (26035, 64088), (32044, 52070), (40055, 41656)]