80890810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8081}}^1$

素因数の和:8119

約数の個数: 64

約数和(自身を含む): 195519744

約数和(自身を除く): 114628934

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 286, 385, 455, 715, 770, 910, 1001, 1430, 2002, 5005, 8081, 10010, 16162, 40405, 56567, 80810, 88891, 105053, 113134, 177782, 210106, 282835, 444455, 525265, 565670, 622237, 735371, 888910, 1050530, 1155583, 1244474, 1470742, 2311166, 3111185, 3676855, 5777915, 6222370, 7353710, 8089081, 11555830, 16178162, 40445405, 80890810]

約数ペア:

[(1, 80890810), (2, 40445405), (5, 16178162), (7, 11555830), (10, 8089081), (11, 7353710), (13, 6222370), (14, 5777915), (22, 3676855), (26, 3111185), (35, 2311166), (55, 1470742), (65, 1244474), (70, 1155583), (77, 1050530), (91, 888910), (110, 735371), (130, 622237), (143, 565670), (154, 525265), (182, 444455), (286, 282835), (385, 210106), (455, 177782), (715, 113134), (770, 105053), (910, 88891), (1001, 80810), (1430, 56567), (2002, 40405), (5005, 16162), (8081, 10010)]