68511088

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{251879}}^1$

素因数の和:251904

約数の個数: 20

約数和(自身を含む): 140549040

約数和(自身を除く): 72037952

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 251879, 503758, 1007516, 2015032, 4030064, 4281943, 8563886, 17127772, 34255544, 68511088]

約数ペア:

[(1, 68511088), (2, 34255544), (4, 17127772), (8, 8563886), (16, 4281943), (17, 4030064), (34, 2015032), (68, 1007516), (136, 503758), (272, 251879)]