68791108.000000000

素因数分解:

$2^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{79367}}^1$

素因数の和:79939

約数の個数: 24

約数和(自身を含む): 1880069184

約数和(自身を除く): 986396764

約数列:

[1, 2, 4, 5, 10, 20, 563, 1126, 2252, 2815, 5630, 11260, 79367, 158734, 317468, 396835, 793670, 1587340, 44683621, 89367242, 178734484, 223418105, 446836210, 893672420]

約数ペア:

[(1, 893672420), (2, 446836210), (4, 223418105), (5, 178734484), (10, 89367242), (20, 44683621), (563, 1587340), (1126, 793670), (2252, 396835), (2815, 317468), (5630, 158734), (11260, 79367)]