220625185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{138323}}^1$

素因数の和:138368

約数の個数: 16

約数和(自身を含む): 298779840

約数和(自身を除く): 78154655

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 138323, 691615, 1521553, 4011367, 7607765, 20056835, 44125037, 220625185]

約数ペア:

[(1, 220625185), (5, 44125037), (11, 20056835), (29, 7607765), (55, 4011367), (145, 1521553), (319, 691615), (1595, 138323)]