80545960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{183059}}^1$

素因数の和:183081

約数の個数: 32

約数和(自身を含む): 197704800

約数和(自身を除く): 117158840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 183059, 366118, 732236, 915295, 1464472, 1830590, 2013649, 3661180, 4027298, 7322360, 8054596, 10068245, 16109192, 20136490, 40272980, 80545960]

約数ペア:

[(1, 80545960), (2, 40272980), (4, 20136490), (5, 16109192), (8, 10068245), (10, 8054596), (11, 7322360), (20, 4027298), (22, 3661180), (40, 2013649), (44, 1830590), (55, 1464472), (88, 915295), (110, 732236), (220, 366118), (440, 183059)]