16064000

素因数分解:

$2^9\times 5^3\times {\mathrm{251}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 40216176

約数和(自身を除く): 24152176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 251, 256, 320, 400, 500, 502, 512, 640, 800, 1000, 1004, 1255, 1280, 1600, 2000, 2008, 2510, 2560, 3200, 4000, 4016, 5020, 6275, 6400, 8000, 8032, 10040, 12550, 12800, 16000, 16064, 20080, 25100, 31375, 32000, 32128, 40160, 50200, 62750, 64000, 64256, 80320, 100400, 125500, 128512, 160640, 200800, 251000, 321280, 401600, 502000, 642560, 803200, 1004000, 1606400, 2008000, 3212800, 4016000, 8032000, 16064000]

約数ペア:

[(1, 16064000), (2, 8032000), (4, 4016000), (5, 3212800), (8, 2008000), (10, 1606400), (16, 1004000), (20, 803200), (25, 642560), (32, 502000), (40, 401600), (50, 321280), (64, 251000), (80, 200800), (100, 160640), (125, 128512), (128, 125500), (160, 100400), (200, 80320), (250, 64256), (251, 64000), (256, 62750), (320, 50200), (400, 40160), (500, 32128), (502, 32000), (512, 31375), (640, 25100), (800, 20080), (1000, 16064), (1004, 16000), (1255, 12800), (1280, 12550), (1600, 10040), (2000, 8032), (2008, 8000), (2510, 6400), (2560, 6275), (3200, 5020), (4000, 4016)]