205957525

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{7621}}^1$

素因数の和:7701

約数の個数: 24

約数和(自身を含む): 272196864

約数和(自身を除く): 66239339

約数列:

[1, 5, 23, 25, 47, 115, 235, 575, 1081, 1175, 5405, 7621, 27025, 38105, 175283, 190525, 358187, 876415, 1790935, 4382075, 8238301, 8954675, 41191505, 205957525]

約数ペア:

[(1, 205957525), (5, 41191505), (23, 8954675), (25, 8238301), (47, 4382075), (115, 1790935), (235, 876415), (575, 358187), (1081, 190525), (1175, 175283), (5405, 38105), (7621, 27025)]