80805685

素因数分解:

$5^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:385

約数の個数: 24

約数和(自身を含む): 102096288

約数和(自身を除く): 21290603

約数列:

[1, 5, 31, 67, 155, 251, 335, 961, 1255, 2077, 4805, 7781, 10385, 16817, 38905, 64387, 84085, 241211, 321935, 521327, 1206055, 2606635, 16161137, 80805685]

約数ペア:

[(1, 80805685), (5, 16161137), (31, 2606635), (67, 1206055), (155, 521327), (251, 321935), (335, 241211), (961, 84085), (1255, 64387), (2077, 38905), (4805, 16817), (7781, 10385)]