85780828

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{65183}}^1$

素因数の和:65241

約数の個数: 24

約数和(自身を含む): 175214592

約数和(自身を除く): 89433764

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 65183, 130366, 260732, 456281, 912562, 1825124, 3063601, 6127202, 12254404, 21445207, 42890414, 85780828]

約数ペア:

[(1, 85780828), (2, 42890414), (4, 21445207), (7, 12254404), (14, 6127202), (28, 3063601), (47, 1825124), (94, 912562), (188, 456281), (329, 260732), (658, 130366), (1316, 65183)]