68258416

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{39139}}^1$

素因数の和:39256

約数の個数: 20

約数和(自身を含む): 133467400

約数和(自身を除く): 65208984

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 39139, 78278, 156556, 313112, 626224, 4266151, 8532302, 17064604, 34129208, 68258416]

約数ペア:

[(1, 68258416), (2, 34129208), (4, 17064604), (8, 8532302), (16, 4266151), (109, 626224), (218, 313112), (436, 156556), (872, 78278), (1744, 39139)]