205761760

素因数分解:

$2^5\times 5^1\times {\mathrm{1286011}}^1$

素因数の和:1286026

約数の個数: 24

約数和(自身を含む): 486112536

約数和(自身を除く): 280350776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1286011, 2572022, 5144044, 6430055, 10288088, 12860110, 20576176, 25720220, 41152352, 51440440, 102880880, 205761760]

約数ペア:

[(1, 205761760), (2, 102880880), (4, 51440440), (5, 41152352), (8, 25720220), (10, 20576176), (16, 12860110), (20, 10288088), (32, 6430055), (40, 5144044), (80, 2572022), (160, 1286011)]