140290225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{907}}^1$

素因数の和:1209

約数の個数: 24

約数和(自身を含む): 182399040

約数和(自身を除く): 42108815

約数列:

[1, 5, 23, 25, 115, 269, 575, 907, 1345, 4535, 6187, 6725, 20861, 22675, 30935, 104305, 154675, 243983, 521525, 1219915, 5611609, 6099575, 28058045, 140290225]

約数ペア:

[(1, 140290225), (5, 28058045), (23, 6099575), (25, 5611609), (115, 1219915), (269, 521525), (575, 243983), (907, 154675), (1345, 104305), (4535, 30935), (6187, 22675), (6725, 20861)]