51264815

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1481}}^1$

素因数の和:1559

約数の個数: 32

約数和(自身を含む): 75119616

約数和(自身を除く): 23854801

約数列:

[1, 5, 7, 23, 35, 43, 115, 161, 215, 301, 805, 989, 1481, 1505, 4945, 6923, 7405, 10367, 34063, 34615, 51835, 63683, 170315, 238441, 318415, 445781, 1192205, 1464709, 2228905, 7323545, 10252963, 51264815]

約数ペア:

[(1, 51264815), (5, 10252963), (7, 7323545), (23, 2228905), (35, 1464709), (43, 1192205), (115, 445781), (161, 318415), (215, 238441), (301, 170315), (805, 63683), (989, 51835), (1481, 34615), (1505, 34063), (4945, 10367), (6923, 7405)]