25212070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193939}}^1$

素因数の和:193959

約数の個数: 16

約数和(自身を含む): 48872880

約数和(自身を除く): 23660810

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 193939, 387878, 969695, 1939390, 2521207, 5042414, 12606035, 25212070]

約数ペア:

[(1, 25212070), (2, 12606035), (5, 5042414), (10, 2521207), (13, 1939390), (26, 969695), (65, 387878), (130, 193939)]