64866872

素因数分解:

$2^3\times 7^1\times {\mathrm{743}}^1\times {\mathrm{1559}}^1$

素因数の和:2315

約数の個数: 32

約数和(自身を含む): 139276800

約数和(自身を除く): 74409928

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 743, 1486, 1559, 2972, 3118, 5201, 5944, 6236, 10402, 10913, 12472, 20804, 21826, 41608, 43652, 87304, 1158337, 2316674, 4633348, 8108359, 9266696, 16216718, 32433436, 64866872]

約数ペア:

[(1, 64866872), (2, 32433436), (4, 16216718), (7, 9266696), (8, 8108359), (14, 4633348), (28, 2316674), (56, 1158337), (743, 87304), (1486, 43652), (1559, 41608), (2972, 21826), (3118, 20804), (5201, 12472), (5944, 10913), (6236, 10402)]