51781900

素因数分解:

$2^2\times 5^2\times {\mathrm{193}}^1\times {\mathrm{2683}}^1$

素因数の和:2890

約数の個数: 36

約数和(自身を含む): 112991032

約数和(自身を除く): 61209132

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 193, 386, 772, 965, 1930, 2683, 3860, 4825, 5366, 9650, 10732, 13415, 19300, 26830, 53660, 67075, 134150, 268300, 517819, 1035638, 2071276, 2589095, 5178190, 10356380, 12945475, 25890950, 51781900]

約数ペア:

[(1, 51781900), (2, 25890950), (4, 12945475), (5, 10356380), (10, 5178190), (20, 2589095), (25, 2071276), (50, 1035638), (100, 517819), (193, 268300), (386, 134150), (772, 67075), (965, 53660), (1930, 26830), (2683, 19300), (3860, 13415), (4825, 10732), (5366, 9650)]