80631665

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{2953}}^1$

素因数の和:3128

約数の個数: 16

約数和(自身を含む): 99821568

約数和(自身を除く): 19189903

約数列:

[1, 5, 43, 127, 215, 635, 2953, 5461, 14765, 27305, 126979, 375031, 634895, 1875155, 16126333, 80631665]

約数ペア:

[(1, 80631665), (5, 16126333), (43, 1875155), (127, 634895), (215, 375031), (635, 126979), (2953, 27305), (5461, 14765)]