64895150

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{12601}}^1$

素因数の和:12716

約数の個数: 24

約数和(自身を含む): 121886544

約数和(自身を除く): 56991394

約数列:

[1, 2, 5, 10, 25, 50, 103, 206, 515, 1030, 2575, 5150, 12601, 25202, 63005, 126010, 315025, 630050, 1297903, 2595806, 6489515, 12979030, 32447575, 64895150]

約数ペア:

[(1, 64895150), (2, 32447575), (5, 12979030), (10, 6489515), (25, 2595806), (50, 1297903), (103, 630050), (206, 315025), (515, 126010), (1030, 63005), (2575, 25202), (5150, 12601)]