161719275

素因数分解:

$3^1\times 5^2\times {\mathrm{83}}^2\times {\mathrm{313}}^1$

素因数の和:492

約数の個数: 36

約数和(自身を含む): 271500728

約数和(自身を除く): 109781453

約数列:

[1, 3, 5, 15, 25, 75, 83, 249, 313, 415, 939, 1245, 1565, 2075, 4695, 6225, 6889, 7825, 20667, 23475, 25979, 34445, 77937, 103335, 129895, 172225, 389685, 516675, 649475, 1948425, 2156257, 6468771, 10781285, 32343855, 53906425, 161719275]

約数ペア:

[(1, 161719275), (3, 53906425), (5, 32343855), (15, 10781285), (25, 6468771), (75, 2156257), (83, 1948425), (249, 649475), (313, 516675), (415, 389685), (939, 172225), (1245, 129895), (1565, 103335), (2075, 77937), (4695, 34445), (6225, 25979), (6889, 23475), (7825, 20667)]