80365168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{386371}}^1$

素因数の和:386392

約数の個数: 20

約数和(自身を含む): 167685448

約数和(自身を除く): 87320280

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 386371, 772742, 1545484, 3090968, 5022823, 6181936, 10045646, 20091292, 40182584, 80365168]

約数ペア:

[(1, 80365168), (2, 40182584), (4, 20091292), (8, 10045646), (13, 6181936), (16, 5022823), (26, 3090968), (52, 1545484), (104, 772742), (208, 386371)]