2008657865

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{757}}^1$

素因数の和:882

約数の個数: 64

約数和(自身を含む): 2829219840

約数和(自身を除く): 820561975

約数列:

[1, 5, 17, 19, 31, 53, 85, 95, 155, 265, 323, 527, 589, 757, 901, 1007, 1615, 1643, 2635, 2945, 3785, 4505, 5035, 8215, 10013, 12869, 14383, 17119, 23467, 27931, 31217, 40121, 50065, 64345, 71915, 85595, 117335, 139655, 156085, 200605, 244511, 398939, 445873, 530689, 682057, 762299, 1222555, 1243751, 1994695, 2229365, 2653445, 3410285, 3811495, 6218755, 7579841, 12959083, 21143767, 23631269, 37899205, 64795415, 105718835, 118156345, 401731573, 2008657865]

約数ペア:

[(1, 2008657865), (5, 401731573), (17, 118156345), (19, 105718835), (31, 64795415), (53, 37899205), (85, 23631269), (95, 21143767), (155, 12959083), (265, 7579841), (323, 6218755), (527, 3811495), (589, 3410285), (757, 2653445), (901, 2229365), (1007, 1994695), (1615, 1243751), (1643, 1222555), (2635, 762299), (2945, 682057), (3785, 530689), (4505, 445873), (5035, 398939), (8215, 244511), (10013, 200605), (12869, 156085), (14383, 139655), (17119, 117335), (23467, 85595), (27931, 71915), (31217, 64345), (40121, 50065)]