256099610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1969997}}^1$

素因数の和:1970017

約数の個数: 16

約数和(自身を含む): 496439496

約数和(自身を除く): 240339886

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1969997, 3939994, 9849985, 19699970, 25609961, 51219922, 128049805, 256099610]

約数ペア:

[(1, 256099610), (2, 128049805), (5, 51219922), (10, 25609961), (13, 19699970), (26, 9849985), (65, 3939994), (130, 1969997)]