80647932

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20807}}^1$

素因数の和:20850

約数の個数: 48

約数和(自身を含む): 209744640

約数和(自身を除く): 129096708

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 204, 228, 323, 646, 969, 1292, 1938, 3876, 20807, 41614, 62421, 83228, 124842, 249684, 353719, 395333, 707438, 790666, 1061157, 1185999, 1414876, 1581332, 2122314, 2371998, 4244628, 4743996, 6720661, 13441322, 20161983, 26882644, 40323966, 80647932]

約数ペア:

[(1, 80647932), (2, 40323966), (3, 26882644), (4, 20161983), (6, 13441322), (12, 6720661), (17, 4743996), (19, 4244628), (34, 2371998), (38, 2122314), (51, 1581332), (57, 1414876), (68, 1185999), (76, 1061157), (102, 790666), (114, 707438), (204, 395333), (228, 353719), (323, 249684), (646, 124842), (969, 83228), (1292, 62421), (1938, 41614), (3876, 20807)]