261550150

素因数分解:

$2^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{41189}}^1$

素因数の和:41328

約数の個数: 24

約数和(自身を含む): 490325760

約数和(自身を除く): 228775610

約数列:

[1, 2, 5, 10, 25, 50, 127, 254, 635, 1270, 3175, 6350, 41189, 82378, 205945, 411890, 1029725, 2059450, 5231003, 10462006, 26155015, 52310030, 130775075, 261550150]

約数ペア:

[(1, 261550150), (2, 130775075), (5, 52310030), (10, 26155015), (25, 10462006), (50, 5231003), (127, 2059450), (254, 1029725), (635, 411890), (1270, 205945), (3175, 82378), (6350, 41189)]