51285650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{78901}}^1$

素因数の和:78926

約数の個数: 24

約数和(自身を含む): 102730404

約数和(自身を除く): 51444754

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 78901, 157802, 394505, 789010, 1025713, 1972525, 2051426, 3945050, 5128565, 10257130, 25642825, 51285650]

約数ペア:

[(1, 51285650), (2, 25642825), (5, 10257130), (10, 5128565), (13, 3945050), (25, 2051426), (26, 1972525), (50, 1025713), (65, 789010), (130, 394505), (325, 157802), (650, 78901)]