68852540

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{35491}}^1$

素因数の和:35597

約数の個数: 24

約数和(自身を含む): 146085072

約数和(自身を除く): 77232532

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 35491, 70982, 141964, 177455, 354910, 709820, 3442627, 6885254, 13770508, 17213135, 34426270, 68852540]

約数ペア:

[(1, 68852540), (2, 34426270), (4, 17213135), (5, 13770508), (10, 6885254), (20, 3442627), (97, 709820), (194, 354910), (388, 177455), (485, 141964), (970, 70982), (1940, 35491)]