81665210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{2203}}^1$

素因数の和:2558

約数の個数: 32

約数和(自身を含む): 160909632

約数和(自身を除く): 79244422

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 337, 674, 1685, 2203, 3370, 3707, 4406, 7414, 11015, 18535, 22030, 24233, 37070, 48466, 121165, 242330, 742411, 1484822, 3712055, 7424110, 8166521, 16333042, 40832605, 81665210]

約数ペア:

[(1, 81665210), (2, 40832605), (5, 16333042), (10, 8166521), (11, 7424110), (22, 3712055), (55, 1484822), (110, 742411), (337, 242330), (674, 121165), (1685, 48466), (2203, 37070), (3370, 24233), (3707, 22030), (4406, 18535), (7414, 11015)]