2051280565

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{77951}}^1$

素因数の和:78252

約数の個数: 16

約数和(自身を含む): 2600478720

約数和(自身を除く): 549198155

約数列:

[1, 5, 19, 95, 277, 1385, 5263, 26315, 77951, 389755, 1481069, 7405345, 21592427, 107962135, 410256113, 2051280565]

約数ペア:

[(1, 2051280565), (5, 410256113), (19, 107962135), (95, 21592427), (277, 7405345), (1385, 1481069), (5263, 389755), (26315, 77951)]