65372255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1231}}^1$

素因数の和:1311

約数の個数: 32

約数和(自身を含む): 91069440

約数和(自身を除く): 25697185

約数列:

[1, 5, 13, 19, 43, 65, 95, 215, 247, 559, 817, 1231, 1235, 2795, 4085, 6155, 10621, 16003, 23389, 52933, 53105, 80015, 116945, 264665, 304057, 688129, 1005727, 1520285, 3440645, 5028635, 13074451, 65372255]

約数ペア:

[(1, 65372255), (5, 13074451), (13, 5028635), (19, 3440645), (43, 1520285), (65, 1005727), (95, 688129), (215, 304057), (247, 264665), (559, 116945), (817, 80015), (1231, 53105), (1235, 52933), (2795, 23389), (4085, 16003), (6155, 10621)]