80768848

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{683}}^1$

素因数の和:1099

約数の個数: 40

約数和(自身を含む): 165391200

約数和(自身を除く): 84622352

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 389, 683, 778, 1366, 1556, 2732, 3112, 5464, 6224, 7391, 10928, 12977, 14782, 25954, 29564, 51908, 59128, 103816, 118256, 207632, 265687, 531374, 1062748, 2125496, 4250992, 5048053, 10096106, 20192212, 40384424, 80768848]

約数ペア:

[(1, 80768848), (2, 40384424), (4, 20192212), (8, 10096106), (16, 5048053), (19, 4250992), (38, 2125496), (76, 1062748), (152, 531374), (304, 265687), (389, 207632), (683, 118256), (778, 103816), (1366, 59128), (1556, 51908), (2732, 29564), (3112, 25954), (5464, 14782), (6224, 12977), (7391, 10928)]