49771520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{9721}}^1$

素因数の和:9746

約数の個数: 44

約数和(自身を含む): 119405604

約数和(自身を除く): 69634084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 9721, 19442, 38884, 48605, 77768, 97210, 155536, 194420, 311072, 388840, 622144, 777680, 1244288, 1555360, 2488576, 3110720, 4977152, 6221440, 9954304, 12442880, 24885760, 49771520]

約数ペア:

[(1, 49771520), (2, 24885760), (4, 12442880), (5, 9954304), (8, 6221440), (10, 4977152), (16, 3110720), (20, 2488576), (32, 1555360), (40, 1244288), (64, 777680), (80, 622144), (128, 388840), (160, 311072), (256, 194420), (320, 155536), (512, 97210), (640, 77768), (1024, 48605), (1280, 38884), (2560, 19442), (5120, 9721)]