81596216

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25309}}^1$

素因数の和:25359

約数の個数: 32

約数和(自身を含む): 170083200

約数和(自身を除く): 88486984

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 25309, 50618, 101236, 202472, 329017, 658034, 784579, 1316068, 1569158, 2632136, 3138316, 6276632, 10199527, 20399054, 40798108, 81596216]

約数ペア:

[(1, 81596216), (2, 40798108), (4, 20399054), (8, 10199527), (13, 6276632), (26, 3138316), (31, 2632136), (52, 1569158), (62, 1316068), (104, 784579), (124, 658034), (248, 329017), (403, 202472), (806, 101236), (1612, 50618), (3224, 25309)]