52820920

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{5021}}^1$

素因数の和:5295

約数の個数: 32

約数和(自身を含む): 119322720

約数和(自身を除く): 66501800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5021, 5260, 10042, 10520, 20084, 25105, 40168, 50210, 100420, 200840, 1320523, 2641046, 5282092, 6602615, 10564184, 13205230, 26410460, 52820920]

約数ペア:

[(1, 52820920), (2, 26410460), (4, 13205230), (5, 10564184), (8, 6602615), (10, 5282092), (20, 2641046), (40, 1320523), (263, 200840), (526, 100420), (1052, 50210), (1315, 40168), (2104, 25105), (2630, 20084), (5021, 10520), (5260, 10042)]