81580288

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{7411}}^1$

素因数の和:7470

約数の個数: 36

約数和(自身を含む): 166651408

約数和(自身を除く): 85071120

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 688, 1376, 2752, 5504, 7411, 11008, 14822, 29644, 59288, 118576, 237152, 318673, 474304, 637346, 948608, 1274692, 1897216, 2549384, 5098768, 10197536, 20395072, 40790144, 81580288]

約数ペア:

[(1, 81580288), (2, 40790144), (4, 20395072), (8, 10197536), (16, 5098768), (32, 2549384), (43, 1897216), (64, 1274692), (86, 948608), (128, 637346), (172, 474304), (256, 318673), (344, 237152), (688, 118576), (1376, 59288), (2752, 29644), (5504, 14822), (7411, 11008)]