81460864

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{10433}}^1$

素因数の和:10508

約数の個数: 32

約数和(自身を含む): 164961540

約数和(自身を除く): 83500676

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 488, 976, 1952, 3904, 7808, 10433, 20866, 41732, 83464, 166928, 333856, 636413, 667712, 1272826, 1335424, 2545652, 5091304, 10182608, 20365216, 40730432, 81460864]

約数ペア:

[(1, 81460864), (2, 40730432), (4, 20365216), (8, 10182608), (16, 5091304), (32, 2545652), (61, 1335424), (64, 1272826), (122, 667712), (128, 636413), (244, 333856), (488, 166928), (976, 83464), (1952, 41732), (3904, 20866), (7808, 10433)]