65068420

素因数分解:

$2^2\times 5^1\times {\mathrm{1613}}^1\times {\mathrm{2017}}^1$

素因数の和:3639

約数の個数: 24

約数和(自身を含む): 136796184

約数和(自身を除く): 71727764

約数列:

[1, 2, 4, 5, 10, 20, 1613, 2017, 3226, 4034, 6452, 8065, 8068, 10085, 16130, 20170, 32260, 40340, 3253421, 6506842, 13013684, 16267105, 32534210, 65068420]

約数ペア:

[(1, 65068420), (2, 32534210), (4, 16267105), (5, 13013684), (10, 6506842), (20, 3253421), (1613, 40340), (2017, 32260), (3226, 20170), (4034, 16130), (6452, 10085), (8065, 8068)]