85290740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{479}}^1$

素因数の和:824

約数の個数: 48

約数和(自身を含む): 186278400

約数和(自身を除く): 100987660

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 307, 479, 580, 614, 958, 1228, 1535, 1916, 2395, 3070, 4790, 6140, 8903, 9580, 13891, 17806, 27782, 35612, 44515, 55564, 69455, 89030, 138910, 147053, 178060, 277820, 294106, 588212, 735265, 1470530, 2941060, 4264537, 8529074, 17058148, 21322685, 42645370, 85290740]

約数ペア:

[(1, 85290740), (2, 42645370), (4, 21322685), (5, 17058148), (10, 8529074), (20, 4264537), (29, 2941060), (58, 1470530), (116, 735265), (145, 588212), (290, 294106), (307, 277820), (479, 178060), (580, 147053), (614, 138910), (958, 89030), (1228, 69455), (1535, 55564), (1916, 44515), (2395, 35612), (3070, 27782), (4790, 17806), (6140, 13891), (8903, 9580)]