80810210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{621617}}^1$

素因数の和:621637

約数の個数: 16

約数和(自身を含む): 156647736

約数和(自身を除く): 75837526

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 621617, 1243234, 3108085, 6216170, 8081021, 16162042, 40405105, 80810210]

約数ペア:

[(1, 80810210), (2, 40405105), (5, 16162042), (10, 8081021), (13, 6216170), (26, 3108085), (65, 1243234), (130, 621617)]