28256000

素因数分解:

$2^8\times 5^3\times {\mathrm{883}}^1$

素因数の和:914

約数の個数: 72

約数和(自身を含む): 70468944

約数和(自身を除く): 42212944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 640, 800, 883, 1000, 1280, 1600, 1766, 2000, 3200, 3532, 4000, 4415, 6400, 7064, 8000, 8830, 14128, 16000, 17660, 22075, 28256, 32000, 35320, 44150, 56512, 70640, 88300, 110375, 113024, 141280, 176600, 220750, 226048, 282560, 353200, 441500, 565120, 706400, 883000, 1130240, 1412800, 1766000, 2825600, 3532000, 5651200, 7064000, 14128000, 28256000]

約数ペア:

[(1, 28256000), (2, 14128000), (4, 7064000), (5, 5651200), (8, 3532000), (10, 2825600), (16, 1766000), (20, 1412800), (25, 1130240), (32, 883000), (40, 706400), (50, 565120), (64, 441500), (80, 353200), (100, 282560), (125, 226048), (128, 220750), (160, 176600), (200, 141280), (250, 113024), (256, 110375), (320, 88300), (400, 70640), (500, 56512), (640, 44150), (800, 35320), (883, 32000), (1000, 28256), (1280, 22075), (1600, 17660), (1766, 16000), (2000, 14128), (3200, 8830), (3532, 8000), (4000, 7064), (4415, 6400)]