25810340

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{2477}}^1$

素因数の和:3007

約数の個数: 24

約数和(自身を含む): 54327672

約数和(自身を除く): 28517332

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 2084, 2477, 2605, 4954, 5210, 9908, 10420, 12385, 24770, 49540, 1290517, 2581034, 5162068, 6452585, 12905170, 25810340]

約数ペア:

[(1, 25810340), (2, 12905170), (4, 6452585), (5, 5162068), (10, 2581034), (20, 1290517), (521, 49540), (1042, 24770), (2084, 12385), (2477, 10420), (2605, 9908), (4954, 5210)]