13078550

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{2939}}^1$

素因数の和:3040

約数の個数: 24

約数和(自身を含む): 24607800

約数和(自身を除く): 11529250

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 2939, 4450, 5878, 14695, 29390, 73475, 146950, 261571, 523142, 1307855, 2615710, 6539275, 13078550]

約数ペア:

[(1, 13078550), (2, 6539275), (5, 2615710), (10, 1307855), (25, 523142), (50, 261571), (89, 146950), (178, 73475), (445, 29390), (890, 14695), (2225, 5878), (2939, 4450)]