82142140

素因数分解:

$2^2\times 5^1\times {\mathrm{1567}}^1\times {\mathrm{2621}}^1$

素因数の和:4197

約数の個数: 24

約数和(自身を含む): 172674432

約数和(自身を除く): 90532292

約数列:

[1, 2, 4, 5, 10, 20, 1567, 2621, 3134, 5242, 6268, 7835, 10484, 13105, 15670, 26210, 31340, 52420, 4107107, 8214214, 16428428, 20535535, 41071070, 82142140]

約数ペア:

[(1, 82142140), (2, 41071070), (4, 20535535), (5, 16428428), (10, 8214214), (20, 4107107), (1567, 52420), (2621, 31340), (3134, 26210), (5242, 15670), (6268, 13105), (7835, 10484)]