115727680

素因数分解:

$2^6\times 5^1\times {\mathrm{361649}}^1$

素因数の和:361666

約数の個数: 28

約数和(自身を含む): 275577300

約数和(自身を除く): 159849620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 361649, 723298, 1446596, 1808245, 2893192, 3616490, 5786384, 7232980, 11572768, 14465960, 23145536, 28931920, 57863840, 115727680]

約数ペア:

[(1, 115727680), (2, 57863840), (4, 28931920), (5, 23145536), (8, 14465960), (10, 11572768), (16, 7232980), (20, 5786384), (32, 3616490), (40, 2893192), (64, 1808245), (80, 1446596), (160, 723298), (320, 361649)]