80390005

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{4733}}^1$

素因数の和:4860

約数の個数: 16

約数和(自身を含む): 99982080

約数和(自身を除く): 19592075

約数列:

[1, 5, 43, 79, 215, 395, 3397, 4733, 16985, 23665, 203519, 373907, 1017595, 1869535, 16078001, 80390005]

約数ペア:

[(1, 80390005), (5, 16078001), (43, 1869535), (79, 1017595), (215, 373907), (395, 203519), (3397, 23665), (4733, 16985)]