65019890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{500153}}^1$

素因数の和:500173

約数の個数: 16

約数和(自身を含む): 126038808

約数和(自身を除く): 61018918

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 500153, 1000306, 2500765, 5001530, 6501989, 13003978, 32509945, 65019890]

約数ペア:

[(1, 65019890), (2, 32509945), (5, 13003978), (10, 6501989), (13, 5001530), (26, 2500765), (65, 1000306), (130, 500153)]