201992725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43207}}^1$

素因数の和:43245

約数の個数: 24

約数和(自身を含む): 289320768

約数和(自身を除く): 87328043

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 935, 4675, 43207, 216035, 475277, 734519, 1080175, 2376385, 3672595, 8079709, 11881925, 18362975, 40398545, 201992725]

約数ペア:

[(1, 201992725), (5, 40398545), (11, 18362975), (17, 11881925), (25, 8079709), (55, 3672595), (85, 2376385), (187, 1080175), (275, 734519), (425, 475277), (935, 216035), (4675, 43207)]