25328090

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{5641}}^1$

素因数の和:6097

約数の個数: 16

約数和(自身を含む): 45700200

約数和(自身を除く): 20372110

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 5641, 11282, 28205, 56410, 2532809, 5065618, 12664045, 25328090]

約数ペア:

[(1, 25328090), (2, 12664045), (5, 5065618), (10, 2532809), (449, 56410), (898, 28205), (2245, 11282), (4490, 5641)]