68745200

素因数分解:

$2^4\times 5^2\times {\mathrm{171863}}^1$

素因数の和:171881

約数の個数: 30

約数和(自身を含む): 165161304

約数和(自身を除く): 96416104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 171863, 343726, 687452, 859315, 1374904, 1718630, 2749808, 3437260, 4296575, 6874520, 8593150, 13749040, 17186300, 34372600, 68745200]

約数ペア:

[(1, 68745200), (2, 34372600), (4, 17186300), (5, 13749040), (8, 8593150), (10, 6874520), (16, 4296575), (20, 3437260), (25, 2749808), (40, 1718630), (50, 1374904), (80, 859315), (100, 687452), (200, 343726), (400, 171863)]