66681500

素因数分解:

$2^2\times 5^3\times {\mathrm{193}}^1\times {\mathrm{691}}^1$

素因数の和:903

約数の個数: 48

約数和(自身を含む): 146598816

約数和(自身を除く): 79917316

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 193, 250, 386, 500, 691, 772, 965, 1382, 1930, 2764, 3455, 3860, 4825, 6910, 9650, 13820, 17275, 19300, 24125, 34550, 48250, 69100, 86375, 96500, 133363, 172750, 266726, 345500, 533452, 666815, 1333630, 2667260, 3334075, 6668150, 13336300, 16670375, 33340750, 66681500]

約数ペア:

[(1, 66681500), (2, 33340750), (4, 16670375), (5, 13336300), (10, 6668150), (20, 3334075), (25, 2667260), (50, 1333630), (100, 666815), (125, 533452), (193, 345500), (250, 266726), (386, 172750), (500, 133363), (691, 96500), (772, 86375), (965, 69100), (1382, 48250), (1930, 34550), (2764, 24125), (3455, 19300), (3860, 17275), (4825, 13820), (6910, 9650)]