80991864

素因数分解:

$2^3\times 3^2\times {\mathrm{311}}^1\times {\mathrm{3617}}^1$

素因数の和:3940

約数の個数: 48

約数和(自身を含む): 220119120

約数和(自身を除く): 139127256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 311, 622, 933, 1244, 1866, 2488, 2799, 3617, 3732, 5598, 7234, 7464, 10851, 11196, 14468, 21702, 22392, 28936, 32553, 43404, 65106, 86808, 130212, 260424, 1124887, 2249774, 3374661, 4499548, 6749322, 8999096, 10123983, 13498644, 20247966, 26997288, 40495932, 80991864]

約数ペア:

[(1, 80991864), (2, 40495932), (3, 26997288), (4, 20247966), (6, 13498644), (8, 10123983), (9, 8999096), (12, 6749322), (18, 4499548), (24, 3374661), (36, 2249774), (72, 1124887), (311, 260424), (622, 130212), (933, 86808), (1244, 65106), (1866, 43404), (2488, 32553), (2799, 28936), (3617, 22392), (3732, 21702), (5598, 14468), (7234, 11196), (7464, 10851)]