68638400

素因数分解:

$2^6\times 5^2\times {\mathrm{42899}}^1$

素因数の和:42921

約数の個数: 42

約数和(自身を含む): 168897300

約数和(自身を除く): 100258900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 42899, 85798, 171596, 214495, 343192, 428990, 686384, 857980, 1072475, 1372768, 1715960, 2144950, 2745536, 3431920, 4289900, 6863840, 8579800, 13727680, 17159600, 34319200, 68638400]

約数ペア:

[(1, 68638400), (2, 34319200), (4, 17159600), (5, 13727680), (8, 8579800), (10, 6863840), (16, 4289900), (20, 3431920), (25, 2745536), (32, 2144950), (40, 1715960), (50, 1372768), (64, 1072475), (80, 857980), (100, 686384), (160, 428990), (200, 343192), (320, 214495), (400, 171596), (800, 85798), (1600, 42899)]