77511920

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{4231}}^1$

素因数の和:4473

約数の個数: 40

約数和(自身を含む): 181044960

約数和(自身を除く): 103533040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1832, 2290, 3664, 4231, 4580, 8462, 9160, 16924, 18320, 21155, 33848, 42310, 67696, 84620, 169240, 338480, 968899, 1937798, 3875596, 4844495, 7751192, 9688990, 15502384, 19377980, 38755960, 77511920]

約数ペア:

[(1, 77511920), (2, 38755960), (4, 19377980), (5, 15502384), (8, 9688990), (10, 7751192), (16, 4844495), (20, 3875596), (40, 1937798), (80, 968899), (229, 338480), (458, 169240), (916, 84620), (1145, 67696), (1832, 42310), (2290, 33848), (3664, 21155), (4231, 18320), (4580, 16924), (8462, 9160)]