510809260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{1913}}^1$

素因数の和:2027

約数の個数: 72

約数和(自身を含む): 1176880320

約数和(自身を除く): 666071060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 169, 260, 316, 338, 395, 676, 790, 845, 1027, 1580, 1690, 1913, 2054, 3380, 3826, 4108, 5135, 7652, 9565, 10270, 13351, 19130, 20540, 24869, 26702, 38260, 49738, 53404, 66755, 99476, 124345, 133510, 151127, 248690, 267020, 302254, 323297, 497380, 604508, 646594, 755635, 1293188, 1511270, 1616485, 1964651, 3022540, 3232970, 3929302, 6465940, 7858604, 9823255, 19646510, 25540463, 39293020, 51080926, 102161852, 127702315, 255404630, 510809260]

約数ペア:

[(1, 510809260), (2, 255404630), (4, 127702315), (5, 102161852), (10, 51080926), (13, 39293020), (20, 25540463), (26, 19646510), (52, 9823255), (65, 7858604), (79, 6465940), (130, 3929302), (158, 3232970), (169, 3022540), (260, 1964651), (316, 1616485), (338, 1511270), (395, 1293188), (676, 755635), (790, 646594), (845, 604508), (1027, 497380), (1580, 323297), (1690, 302254), (1913, 267020), (2054, 248690), (3380, 151127), (3826, 133510), (4108, 124345), (5135, 99476), (7652, 66755), (9565, 53404), (10270, 49738), (13351, 38260), (19130, 26702), (20540, 24869)]