66642490

素因数分解:

$2^1\times 5^1\times {\mathrm{2069}}^1\times {\mathrm{3221}}^1$

素因数の和:5297

約数の個数: 16

約数和(自身を含む): 120051720

約数和(自身を除く): 53409230

約数列:

[1, 2, 5, 10, 2069, 3221, 4138, 6442, 10345, 16105, 20690, 32210, 6664249, 13328498, 33321245, 66642490]

約数ペア:

[(1, 66642490), (2, 33321245), (5, 13328498), (10, 6664249), (2069, 32210), (3221, 20690), (4138, 16105), (6442, 10345)]