68005000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:129

約数の個数: 160

約数和(自身を含む): 191188800

約数和(自身を除く): 123183800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 29, 35, 40, 50, 56, 58, 67, 70, 100, 116, 125, 134, 140, 145, 175, 200, 203, 232, 250, 268, 280, 290, 335, 350, 406, 469, 500, 536, 580, 625, 670, 700, 725, 812, 875, 938, 1000, 1015, 1160, 1250, 1340, 1400, 1450, 1624, 1675, 1750, 1876, 1943, 2030, 2345, 2500, 2680, 2900, 3350, 3500, 3625, 3752, 3886, 4060, 4375, 4690, 5000, 5075, 5800, 6700, 7000, 7250, 7772, 8120, 8375, 8750, 9380, 9715, 10150, 11725, 13400, 13601, 14500, 15544, 16750, 17500, 18125, 18760, 19430, 20300, 23450, 25375, 27202, 29000, 33500, 35000, 36250, 38860, 40600, 41875, 46900, 48575, 50750, 54404, 58625, 67000, 68005, 72500, 77720, 83750, 93800, 97150, 101500, 108808, 117250, 126875, 136010, 145000, 167500, 194300, 203000, 234500, 242875, 253750, 272020, 293125, 335000, 340025, 388600, 469000, 485750, 507500, 544040, 586250, 680050, 971500, 1015000, 1172500, 1214375, 1360100, 1700125, 1943000, 2345000, 2428750, 2720200, 3400250, 4857500, 6800500, 8500625, 9715000, 13601000, 17001250, 34002500, 68005000]

約数ペア:

[(1, 68005000), (2, 34002500), (4, 17001250), (5, 13601000), (7, 9715000), (8, 8500625), (10, 6800500), (14, 4857500), (20, 3400250), (25, 2720200), (28, 2428750), (29, 2345000), (35, 1943000), (40, 1700125), (50, 1360100), (56, 1214375), (58, 1172500), (67, 1015000), (70, 971500), (100, 680050), (116, 586250), (125, 544040), (134, 507500), (140, 485750), (145, 469000), (175, 388600), (200, 340025), (203, 335000), (232, 293125), (250, 272020), (268, 253750), (280, 242875), (290, 234500), (335, 203000), (350, 194300), (406, 167500), (469, 145000), (500, 136010), (536, 126875), (580, 117250), (625, 108808), (670, 101500), (700, 97150), (725, 93800), (812, 83750), (875, 77720), (938, 72500), (1000, 68005), (1015, 67000), (1160, 58625), (1250, 54404), (1340, 50750), (1400, 48575), (1450, 46900), (1624, 41875), (1675, 40600), (1750, 38860), (1876, 36250), (1943, 35000), (2030, 33500), (2345, 29000), (2500, 27202), (2680, 25375), (2900, 23450), (3350, 20300), (3500, 19430), (3625, 18760), (3752, 18125), (3886, 17500), (4060, 16750), (4375, 15544), (4690, 14500), (5000, 13601), (5075, 13400), (5800, 11725), (6700, 10150), (7000, 9715), (7250, 9380), (7772, 8750), (8120, 8375)]