80565552140

素因数分解:

$2^2\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{3120277}}^1$

素因数の和:3121577

約数の個数: 24

約数和(自身を含む): 169318765392

約数和(自身を除く): 88753213252

約数列:

[1, 2, 4, 5, 10, 20, 1291, 2582, 5164, 6455, 12910, 25820, 3120277, 6240554, 12481108, 15601385, 31202770, 62405540, 4028277607, 8056555214, 16113110428, 20141388035, 40282776070, 80565552140]

約数ペア:

[(1, 80565552140), (2, 40282776070), (4, 20141388035), (5, 16113110428), (10, 8056555214), (20, 4028277607), (1291, 62405540), (2582, 31202770), (5164, 15601385), (6455, 12481108), (12910, 6240554), (25820, 3120277)]