81116828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53791}}^1$

素因数の和:53837

約数の個数: 24

約数和(自身を含む): 158148480

約数和(自身を除く): 77031652

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 53791, 107582, 215164, 699283, 1398566, 1559939, 2797132, 3119878, 6239756, 20279207, 40558414, 81116828]

約数ペア:

[(1, 81116828), (2, 40558414), (4, 20279207), (13, 6239756), (26, 3119878), (29, 2797132), (52, 1559939), (58, 1398566), (116, 699283), (377, 215164), (754, 107582), (1508, 53791)]