51003520

素因数分解:

$2^7\times 5^1\times {\mathrm{79693}}^1$

素因数の和:79712

約数の個数: 32

約数和(自身を含む): 121931820

約数和(自身を除く): 70928300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 79693, 159386, 318772, 398465, 637544, 796930, 1275088, 1593860, 2550176, 3187720, 5100352, 6375440, 10200704, 12750880, 25501760, 51003520]

約数ペア:

[(1, 51003520), (2, 25501760), (4, 12750880), (5, 10200704), (8, 6375440), (10, 5100352), (16, 3187720), (20, 2550176), (32, 1593860), (40, 1275088), (64, 796930), (80, 637544), (128, 398465), (160, 318772), (320, 159386), (640, 79693)]