99427820

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{62929}}^1$

素因数の和:63017

約数の個数: 24

約数和(自身を含む): 211444800

約数和(自身を除く): 112016980

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 62929, 125858, 251716, 314645, 629290, 1258580, 4971391, 9942782, 19885564, 24856955, 49713910, 99427820]

約数ペア:

[(1, 99427820), (2, 49713910), (4, 24856955), (5, 19885564), (10, 9942782), (20, 4971391), (79, 1258580), (158, 629290), (316, 314645), (395, 251716), (790, 125858), (1580, 62929)]