208580735

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{5441}}^1$

素因数の和:5515

約数の個数: 32

約数和(自身を含む): 296218944

約数和(自身を除く): 87638209

約数列:

[1, 5, 11, 17, 41, 55, 85, 187, 205, 451, 697, 935, 2255, 3485, 5441, 7667, 27205, 38335, 59851, 92497, 223081, 299255, 462485, 1017467, 1115405, 2453891, 3792377, 5087335, 12269455, 18961885, 41716147, 208580735]

約数ペア:

[(1, 208580735), (5, 41716147), (11, 18961885), (17, 12269455), (41, 5087335), (55, 3792377), (85, 2453891), (187, 1115405), (205, 1017467), (451, 462485), (697, 299255), (935, 223081), (2255, 92497), (3485, 59851), (5441, 38335), (7667, 27205)]