66038980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20509}}^1$

素因数の和:20548

約数の個数: 48

約数和(自身を含む): 165392640

約数和(自身を除く): 99353660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 20509, 41018, 82036, 102545, 143563, 205090, 287126, 410180, 471707, 574252, 717815, 943414, 1435630, 1886828, 2358535, 2871260, 3301949, 4717070, 6603898, 9434140, 13207796, 16509745, 33019490, 66038980]

約数ペア:

[(1, 66038980), (2, 33019490), (4, 16509745), (5, 13207796), (7, 9434140), (10, 6603898), (14, 4717070), (20, 3301949), (23, 2871260), (28, 2358535), (35, 1886828), (46, 1435630), (70, 943414), (92, 717815), (115, 574252), (140, 471707), (161, 410180), (230, 287126), (322, 205090), (460, 143563), (644, 102545), (805, 82036), (1610, 41018), (3220, 20509)]