25216695

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{277}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 53255904

約数和(自身を除く): 28039209

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 277, 289, 315, 357, 595, 765, 831, 867, 1071, 1385, 1445, 1785, 1939, 2023, 2493, 2601, 4155, 4335, 4709, 5355, 5817, 6069, 9695, 10115, 12465, 13005, 14127, 17451, 18207, 23545, 29085, 30345, 32963, 42381, 70635, 80053, 87255, 91035, 98889, 164815, 211905, 240159, 296667, 400265, 494445, 560371, 720477, 1200795, 1483335, 1681113, 2801855, 3602385, 5043339, 8405565, 25216695]

約数ペア:

[(1, 25216695), (3, 8405565), (5, 5043339), (7, 3602385), (9, 2801855), (15, 1681113), (17, 1483335), (21, 1200795), (35, 720477), (45, 560371), (51, 494445), (63, 400265), (85, 296667), (105, 240159), (119, 211905), (153, 164815), (255, 98889), (277, 91035), (289, 87255), (315, 80053), (357, 70635), (595, 42381), (765, 32963), (831, 30345), (867, 29085), (1071, 23545), (1385, 18207), (1445, 17451), (1785, 14127), (1939, 13005), (2023, 12465), (2493, 10115), (2601, 9695), (4155, 6069), (4335, 5817), (4709, 5355)]