81432005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{23167}}^1$

素因数の和:23228

約数の個数: 16

約数和(自身を含む): 105646080

約数和(自身を除く): 24214075

約数列:

[1, 5, 19, 37, 95, 185, 703, 3515, 23167, 115835, 440173, 857179, 2200865, 4285895, 16286401, 81432005]

約数ペア:

[(1, 81432005), (5, 16286401), (19, 4285895), (37, 2200865), (95, 857179), (185, 440173), (703, 115835), (3515, 23167)]