80532280

素因数分解:

$2^3\times 5^1\times {\mathrm{2013307}}^1$

素因数の和:2013318

約数の個数: 16

約数和(自身を含む): 181197720

約数和(自身を除く): 100665440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2013307, 4026614, 8053228, 10066535, 16106456, 20133070, 40266140, 80532280]

約数ペア:

[(1, 80532280), (2, 40266140), (4, 20133070), (5, 16106456), (8, 10066535), (10, 8053228), (20, 4026614), (40, 2013307)]