26880456490

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{65562089}}^1$

素因数の和:65562137

約数の個数: 16

約数和(自身を含む): 49564940040

約数和(自身を除く): 22684483550

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 65562089, 131124178, 327810445, 655620890, 2688045649, 5376091298, 13440228245, 26880456490]

約数ペア:

[(1, 26880456490), (2, 13440228245), (5, 5376091298), (10, 2688045649), (41, 655620890), (82, 327810445), (205, 131124178), (410, 65562089)]