200100520

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{27947}}^1$

素因数の和:28137

約数の個数: 32

約数和(自身を含む): 452757600

約数和(自身を除く): 252657080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 27947, 55894, 111788, 139735, 223576, 279470, 558940, 1117880, 5002513, 10005026, 20010052, 25012565, 40020104, 50025130, 100050260, 200100520]

約数ペア:

[(1, 200100520), (2, 100050260), (4, 50025130), (5, 40020104), (8, 25012565), (10, 20010052), (20, 10005026), (40, 5002513), (179, 1117880), (358, 558940), (716, 279470), (895, 223576), (1432, 139735), (1790, 111788), (3580, 55894), (7160, 27947)]