64905904

素因数分解:

$2^4\times 7^1\times {\mathrm{579517}}^1$

素因数の和:579532

約数の個数: 20

約数和(自身を含む): 143720464

約数和(自身を除く): 78814560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 579517, 1159034, 2318068, 4056619, 4636136, 8113238, 9272272, 16226476, 32452952, 64905904]

約数ペア:

[(1, 64905904), (2, 32452952), (4, 16226476), (7, 9272272), (8, 8113238), (14, 4636136), (16, 4056619), (28, 2318068), (56, 1159034), (112, 579517)]