505557985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4409}}^1$

素因数の和:4521

約数の個数: 32

約数和(自身を含む): 685843200

約数和(自身を除く): 180285215

約数列:

[1, 5, 17, 19, 71, 85, 95, 323, 355, 1207, 1349, 1615, 4409, 6035, 6745, 22045, 22933, 74953, 83771, 114665, 313039, 374765, 418855, 1424107, 1565195, 5321663, 5947741, 7120535, 26608315, 29738705, 101111597, 505557985]

約数ペア:

[(1, 505557985), (5, 101111597), (17, 29738705), (19, 26608315), (71, 7120535), (85, 5947741), (95, 5321663), (323, 1565195), (355, 1424107), (1207, 418855), (1349, 374765), (1615, 313039), (4409, 114665), (6035, 83771), (6745, 74953), (22045, 22933)]