803200

素因数分解:

$2^7\times 5^2\times {\mathrm{251}}^1$

素因数の和:275

約数の個数: 48

約数和(自身を含む): 1992060

約数和(自身を除く): 1188860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 251, 320, 400, 502, 640, 800, 1004, 1255, 1600, 2008, 2510, 3200, 4016, 5020, 6275, 8032, 10040, 12550, 16064, 20080, 25100, 32128, 40160, 50200, 80320, 100400, 160640, 200800, 401600, 803200]

約数ペア:

[(1, 803200), (2, 401600), (4, 200800), (5, 160640), (8, 100400), (10, 80320), (16, 50200), (20, 40160), (25, 32128), (32, 25100), (40, 20080), (50, 16064), (64, 12550), (80, 10040), (100, 8032), (128, 6275), (160, 5020), (200, 4016), (251, 3200), (320, 2510), (400, 2008), (502, 1600), (640, 1255), (800, 1004)]