20067568085

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{4637}}^1$

素因数の和:4985

約数の個数: 32

約数和(自身を含む): 25061896800

約数和(自身を除く): 4994328715

約数列:

[1, 5, 37, 149, 157, 185, 745, 785, 4637, 5513, 5809, 23185, 23393, 27565, 29045, 116965, 171569, 690913, 728009, 857845, 865541, 3454565, 3640045, 4327705, 25563781, 26936333, 108473341, 127818905, 134681665, 542366705, 4013513617, 20067568085]

約数ペア:

[(1, 20067568085), (5, 4013513617), (37, 542366705), (149, 134681665), (157, 127818905), (185, 108473341), (745, 26936333), (785, 25563781), (4637, 4327705), (5513, 3640045), (5809, 3454565), (23185, 865541), (23393, 857845), (27565, 728009), (29045, 690913), (116965, 171569)]