85105412

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{20129}}^1$

素因数の和:20291

約数の個数: 24

約数和(自身を含む): 171346560

約数和(自身を除く): 86241148

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 4228, 20129, 40258, 80516, 140903, 281806, 563612, 3039479, 6078958, 12157916, 21276353, 42552706, 85105412]

約数ペア:

[(1, 85105412), (2, 42552706), (4, 21276353), (7, 12157916), (14, 6078958), (28, 3039479), (151, 563612), (302, 281806), (604, 140903), (1057, 80516), (2114, 40258), (4228, 20129)]