26259610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{201997}}^1$

素因数の和:202017

約数の個数: 16

約数和(自身を含む): 50903496

約数和(自身を除く): 24643886

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 201997, 403994, 1009985, 2019970, 2625961, 5251922, 13129805, 26259610]

約数ペア:

[(1, 26259610), (2, 13129805), (5, 5251922), (10, 2625961), (13, 2019970), (26, 1009985), (65, 403994), (130, 201997)]