66802010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 140434560

約数和(自身を除く): 73632550

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 139, 170, 187, 257, 278, 374, 514, 695, 935, 1285, 1390, 1529, 1870, 2363, 2570, 2827, 3058, 4369, 4726, 5654, 7645, 8738, 11815, 14135, 15290, 21845, 23630, 25993, 28270, 35723, 43690, 48059, 51986, 71446, 96118, 129965, 178615, 240295, 259930, 357230, 392953, 480590, 607291, 785906, 1214582, 1964765, 3036455, 3929530, 6072910, 6680201, 13360402, 33401005, 66802010]

約数ペア:

[(1, 66802010), (2, 33401005), (5, 13360402), (10, 6680201), (11, 6072910), (17, 3929530), (22, 3036455), (34, 1964765), (55, 1214582), (85, 785906), (110, 607291), (139, 480590), (170, 392953), (187, 357230), (257, 259930), (278, 240295), (374, 178615), (514, 129965), (695, 96118), (935, 71446), (1285, 51986), (1390, 48059), (1529, 43690), (1870, 35723), (2363, 28270), (2570, 25993), (2827, 23630), (3058, 21845), (4369, 15290), (4726, 14135), (5654, 11815), (7645, 8738)]