55376432

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{80489}}^1$

素因数の和:80540

約数の個数: 20

約数和(自身を含む): 109788360

約数和(自身を除く): 54411928

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 80489, 160978, 321956, 643912, 1287824, 3461027, 6922054, 13844108, 27688216, 55376432]

約数ペア:

[(1, 55376432), (2, 27688216), (4, 13844108), (8, 6922054), (16, 3461027), (43, 1287824), (86, 643912), (172, 321956), (344, 160978), (688, 80489)]