80491896

素因数分解:

$2^3\times 3^2\times {\mathrm{1117943}}^1$

素因数の和:1117955

約数の個数: 24

約数和(自身を含む): 217999080

約数和(自身を除く): 137507184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1117943, 2235886, 3353829, 4471772, 6707658, 8943544, 10061487, 13415316, 20122974, 26830632, 40245948, 80491896]

約数ペア:

[(1, 80491896), (2, 40245948), (3, 26830632), (4, 20122974), (6, 13415316), (8, 10061487), (9, 8943544), (12, 6707658), (18, 4471772), (24, 3353829), (36, 2235886), (72, 1117943)]