25527100

素因数分解:

$2^2\times 5^2\times {\mathrm{397}}^1\times {\mathrm{643}}^1$

素因数の和:1054

約数の個数: 36

約数和(自身を含む): 55619704

約数和(自身を除く): 30092604

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 397, 643, 794, 1286, 1588, 1985, 2572, 3215, 3970, 6430, 7940, 9925, 12860, 16075, 19850, 32150, 39700, 64300, 255271, 510542, 1021084, 1276355, 2552710, 5105420, 6381775, 12763550, 25527100]

約数ペア:

[(1, 25527100), (2, 12763550), (4, 6381775), (5, 5105420), (10, 2552710), (20, 1276355), (25, 1021084), (50, 510542), (100, 255271), (397, 64300), (643, 39700), (794, 32150), (1286, 19850), (1588, 16075), (1985, 12860), (2572, 9925), (3215, 7940), (3970, 6430)]