64744000

素因数分解:

$2^6\times 5^3\times {\mathrm{8093}}^1$

素因数の和:8120

約数の個数: 56

約数和(自身を含む): 160358328

約数和(自身を除く): 95614328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 4000, 8000, 8093, 16186, 32372, 40465, 64744, 80930, 129488, 161860, 202325, 258976, 323720, 404650, 517952, 647440, 809300, 1011625, 1294880, 1618600, 2023250, 2589760, 3237200, 4046500, 6474400, 8093000, 12948800, 16186000, 32372000, 64744000]

約数ペア:

[(1, 64744000), (2, 32372000), (4, 16186000), (5, 12948800), (8, 8093000), (10, 6474400), (16, 4046500), (20, 3237200), (25, 2589760), (32, 2023250), (40, 1618600), (50, 1294880), (64, 1011625), (80, 809300), (100, 647440), (125, 517952), (160, 404650), (200, 323720), (250, 258976), (320, 202325), (400, 161860), (500, 129488), (800, 80930), (1000, 64744), (1600, 40465), (2000, 32372), (4000, 16186), (8000, 8093)]