155639716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{2131}}^1$

素因数の和:2216

約数の個数: 36

約数和(自身を含む): 296390640

約数和(自身を除く): 140750924

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 961, 1178, 1922, 2131, 2356, 3844, 4262, 8524, 18259, 36518, 40489, 66061, 73036, 80978, 132122, 161956, 264244, 1255159, 2047891, 2510318, 4095782, 5020636, 8191564, 38909929, 77819858, 155639716]

約数ペア:

[(1, 155639716), (2, 77819858), (4, 38909929), (19, 8191564), (31, 5020636), (38, 4095782), (62, 2510318), (76, 2047891), (124, 1255159), (589, 264244), (961, 161956), (1178, 132122), (1922, 80978), (2131, 73036), (2356, 66061), (3844, 40489), (4262, 36518), (8524, 18259)]