121381025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{5437}}^1$

素因数の和:5513

約数の個数: 24

約数和(自身を含む): 161834880

約数和(自身を除く): 40453855

約数列:

[1, 5, 19, 25, 47, 95, 235, 475, 893, 1175, 4465, 5437, 22325, 27185, 103303, 135925, 255539, 516515, 1277695, 2582575, 4855241, 6388475, 24276205, 121381025]

約数ペア:

[(1, 121381025), (5, 24276205), (19, 6388475), (25, 4855241), (47, 2582575), (95, 1277695), (235, 516515), (475, 255539), (893, 135925), (1175, 103303), (4465, 27185), (5437, 22325)]