2156875694675

素因数分解:

$5^2\times {\mathrm{13}}^3\times {\mathrm{103}}^1\times {\mathrm{163}}^1\times {\mathrm{2339}}^1$

素因数の和:2654

約数の個数: 96

約数和(自身を含む): 2944636531200

約数和(自身を除く): 787760836525

約数列:

[1, 5, 13, 25, 65, 103, 163, 169, 325, 515, 815, 845, 1339, 2119, 2197, 2339, 2575, 4075, 4225, 6695, 10595, 10985, 11695, 16789, 17407, 27547, 30407, 33475, 52975, 54925, 58475, 83945, 87035, 137735, 152035, 218257, 226291, 240917, 358111, 381257, 395291, 419725, 435175, 688675, 760175, 1091285, 1131455, 1204585, 1790555, 1906285, 1976455, 2837341, 3131921, 4956341, 5138783, 5456425, 5657275, 6022925, 8952775, 9531425, 9882275, 14186705, 15659605, 24781705, 25693915, 36885433, 39269471, 40714973, 64432433, 70933525, 78298025, 123908525, 128469575, 184427165, 196347355, 203574865, 322162165, 510503123, 529294649, 837621629, 922135825, 981736775, 1017874325, 1610810825, 2552515615, 2646473245, 4188108145, 6636540599, 12762578075, 13232366225, 20940540725, 33182702995, 86275027787, 165913514975, 431375138935, 2156875694675]

約数ペア:

[(1, 2156875694675), (5, 431375138935), (13, 165913514975), (25, 86275027787), (65, 33182702995), (103, 20940540725), (163, 13232366225), (169, 12762578075), (325, 6636540599), (515, 4188108145), (815, 2646473245), (845, 2552515615), (1339, 1610810825), (2119, 1017874325), (2197, 981736775), (2339, 922135825), (2575, 837621629), (4075, 529294649), (4225, 510503123), (6695, 322162165), (10595, 203574865), (10985, 196347355), (11695, 184427165), (16789, 128469575), (17407, 123908525), (27547, 78298025), (30407, 70933525), (33475, 64432433), (52975, 40714973), (54925, 39269471), (58475, 36885433), (83945, 25693915), (87035, 24781705), (137735, 15659605), (152035, 14186705), (218257, 9882275), (226291, 9531425), (240917, 8952775), (358111, 6022925), (381257, 5657275), (395291, 5456425), (419725, 5138783), (435175, 4956341), (688675, 3131921), (760175, 2837341), (1091285, 1976455), (1131455, 1906285), (1204585, 1790555)]