520017095

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{613}}^1$

素因数の和:1083

約数の個数: 32

約数和(自身を含む): 696482304

約数和(自身を除く): 176465209

約数列:

[1, 5, 13, 31, 65, 155, 403, 421, 613, 2015, 2105, 3065, 5473, 7969, 13051, 19003, 27365, 39845, 65255, 95015, 169663, 247039, 258073, 848315, 1235195, 1290365, 3354949, 8000263, 16774745, 40001315, 104003419, 520017095]

約数ペア:

[(1, 520017095), (5, 104003419), (13, 40001315), (31, 16774745), (65, 8000263), (155, 3354949), (403, 1290365), (421, 1235195), (613, 848315), (2015, 258073), (2105, 247039), (3065, 169663), (5473, 95015), (7969, 65255), (13051, 39845), (19003, 27365)]