81168560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{92237}}^1$

素因数の和:92261

約数の個数: 40

約数和(自身を含む): 205875216

約数和(自身を除く): 124706656

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 92237, 184474, 368948, 461185, 737896, 922370, 1014607, 1475792, 1844740, 2029214, 3689480, 4058428, 5073035, 7378960, 8116856, 10146070, 16233712, 20292140, 40584280, 81168560]

約数ペア:

[(1, 81168560), (2, 40584280), (4, 20292140), (5, 16233712), (8, 10146070), (10, 8116856), (11, 7378960), (16, 5073035), (20, 4058428), (22, 3689480), (40, 2029214), (44, 1844740), (55, 1475792), (80, 1014607), (88, 922370), (110, 737896), (176, 461185), (220, 368948), (440, 184474), (880, 92237)]