85402400

素因数分解:

$2^5\times 5^2\times {\mathrm{106753}}^1$

素因数の和:106773

約数の個数: 36

約数和(自身を含む): 208490562

約数和(自身を除く): 123088162

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 106753, 213506, 427012, 533765, 854024, 1067530, 1708048, 2135060, 2668825, 3416096, 4270120, 5337650, 8540240, 10675300, 17080480, 21350600, 42701200, 85402400]

約数ペア:

[(1, 85402400), (2, 42701200), (4, 21350600), (5, 17080480), (8, 10675300), (10, 8540240), (16, 5337650), (20, 4270120), (25, 3416096), (32, 2668825), (40, 2135060), (50, 1708048), (80, 1067530), (100, 854024), (160, 533765), (200, 427012), (400, 213506), (800, 106753)]