66948820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{115429}}^1$

素因数の和:115467

約数の個数: 24

約数和(自身を含む): 145441800

約数和(自身を除く): 78492980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 115429, 230858, 461716, 577145, 1154290, 2308580, 3347441, 6694882, 13389764, 16737205, 33474410, 66948820]

約数ペア:

[(1, 66948820), (2, 33474410), (4, 16737205), (5, 13389764), (10, 6694882), (20, 3347441), (29, 2308580), (58, 1154290), (116, 577145), (145, 461716), (290, 230858), (580, 115429)]