25988220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{144379}}^1$

素因数の和:144394

約数の個数: 36

約数和(自身を含む): 78831480

約数和(自身を除く): 52843260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 144379, 288758, 433137, 577516, 721895, 866274, 1299411, 1443790, 1732548, 2165685, 2598822, 2887580, 4331370, 5197644, 6497055, 8662740, 12994110, 25988220]

約数ペア:

[(1, 25988220), (2, 12994110), (3, 8662740), (4, 6497055), (5, 5197644), (6, 4331370), (9, 2887580), (10, 2598822), (12, 2165685), (15, 1732548), (18, 1443790), (20, 1299411), (30, 866274), (36, 721895), (45, 577516), (60, 433137), (90, 288758), (180, 144379)]