20424565550

素因数分解:

$2^1\times 5^2\times {\mathrm{1609}}^1\times {\mathrm{253879}}^1$

素因数の和:255500

約数の個数: 24

約数和(自身を含む): 38013452400

約数和(自身を除く): 17588886850

約数列:

[1, 2, 5, 10, 25, 50, 1609, 3218, 8045, 16090, 40225, 80450, 253879, 507758, 1269395, 2538790, 6346975, 12693950, 408491311, 816982622, 2042456555, 4084913110, 10212282775, 20424565550]

約数ペア:

[(1, 20424565550), (2, 10212282775), (5, 4084913110), (10, 2042456555), (25, 816982622), (50, 408491311), (1609, 12693950), (3218, 6346975), (8045, 2538790), (16090, 1269395), (40225, 507758), (80450, 253879)]