25139564

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{523}}^1$

素因数の和:785

約数の個数: 24

約数和(自身を含む): 45028368

約数和(自身を除く): 19888804

約数列:

[1, 2, 4, 61, 122, 197, 244, 394, 523, 788, 1046, 2092, 12017, 24034, 31903, 48068, 63806, 103031, 127612, 206062, 412124, 6284891, 12569782, 25139564]

約数ペア:

[(1, 25139564), (2, 12569782), (4, 6284891), (61, 412124), (122, 206062), (197, 127612), (244, 103031), (394, 63806), (523, 48068), (788, 31903), (1046, 24034), (2092, 12017)]