84189025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{108631}}^1$

素因数の和:108672

約数の個数: 12

約数和(自身を含む): 107762944

約数和(自身を除く): 23573919

約数列:

[1, 5, 25, 31, 155, 775, 108631, 543155, 2715775, 3367561, 16837805, 84189025]

約数ペア:

[(1, 84189025), (5, 16837805), (25, 3367561), (31, 2715775), (155, 543155), (775, 108631)]