208065175088

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{991}}^1\times {\mathrm{320053}}^1$

素因数の和:321093

約数の個数: 40

約数和(自身を含む): 413376625536

約数和(自身を除く): 205311450448

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 991, 1982, 3964, 7928, 15856, 40631, 81262, 162524, 320053, 325048, 640106, 650096, 1280212, 2560424, 5120848, 13122173, 26244346, 52488692, 104977384, 209954768, 317172523, 634345046, 1268690092, 2537380184, 5074760368, 13004073443, 26008146886, 52016293772, 104032587544, 208065175088]

約数ペア:

[(1, 208065175088), (2, 104032587544), (4, 52016293772), (8, 26008146886), (16, 13004073443), (41, 5074760368), (82, 2537380184), (164, 1268690092), (328, 634345046), (656, 317172523), (991, 209954768), (1982, 104977384), (3964, 52488692), (7928, 26244346), (15856, 13122173), (40631, 5120848), (81262, 2560424), (162524, 1280212), (320053, 650096), (325048, 640106)]