80814164

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{619}}^1$

素因数の和:1007

約数の個数: 24

約数和(自身を含む): 143324160

約数和(自身を除く): 62509996

約数列:

[1, 2, 4, 127, 254, 257, 508, 514, 619, 1028, 1238, 2476, 32639, 65278, 78613, 130556, 157226, 159083, 314452, 318166, 636332, 20203541, 40407082, 80814164]

約数ペア:

[(1, 80814164), (2, 40407082), (4, 20203541), (127, 636332), (254, 318166), (257, 314452), (508, 159083), (514, 157226), (619, 130556), (1028, 78613), (1238, 65278), (2476, 32639)]