25643570

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{28813}}^1$

素因数の和:28909

約数の個数: 16

約数和(自身を含む): 46678680

約数和(自身を除く): 21035110

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 28813, 57626, 144065, 288130, 2564357, 5128714, 12821785, 25643570]

約数ペア:

[(1, 25643570), (2, 12821785), (5, 5128714), (10, 2564357), (89, 288130), (178, 144065), (445, 57626), (890, 28813)]