51649130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397301}}^1$

素因数の和:397321

約数の個数: 16

約数和(自身を含む): 100120104

約数和(自身を除く): 48470974

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 397301, 794602, 1986505, 3973010, 5164913, 10329826, 25824565, 51649130]

約数ペア:

[(1, 51649130), (2, 25824565), (5, 10329826), (10, 5164913), (13, 3973010), (26, 1986505), (65, 794602), (130, 397301)]