20199652450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:389

約数の個数: 144

約数和(自身を含む): 41580097632

約数和(自身を除く): 21380445182

約数列:

[1, 2, 5, 10, 17, 25, 34, 41, 50, 67, 82, 85, 134, 170, 205, 211, 335, 410, 422, 425, 670, 697, 850, 1025, 1055, 1139, 1394, 1675, 1681, 2050, 2110, 2278, 2747, 3350, 3362, 3485, 3587, 5275, 5494, 5695, 6970, 7174, 8405, 8651, 10550, 11390, 13735, 14137, 16810, 17302, 17425, 17935, 27470, 28274, 28475, 28577, 34850, 35870, 42025, 43255, 46699, 56950, 57154, 68675, 70685, 84050, 86510, 89675, 93398, 112627, 137350, 141370, 142885, 147067, 179350, 216275, 225254, 233495, 240329, 285770, 294134, 353425, 354691, 432550, 466990, 480658, 563135, 579617, 706850, 709382, 714425, 735335, 1126270, 1159234, 1167475, 1201645, 1428850, 1470670, 1773455, 1914659, 2334950, 2403290, 2815675, 2898085, 3546910, 3676675, 3829318, 5631350, 5796170, 6008225, 6029747, 7353350, 8867275, 9573295, 9853489, 12016450, 12059494, 14490425, 17734550, 19146590, 19706978, 23764297, 28980850, 30148735, 47528594, 47866475, 49267445, 60297470, 95732950, 98534890, 118821485, 150743675, 237642970, 246337225, 301487350, 403993049, 492674450, 594107425, 807986098, 1188214850, 2019965245, 4039930490, 10099826225, 20199652450]

約数ペア:

[(1, 20199652450), (2, 10099826225), (5, 4039930490), (10, 2019965245), (17, 1188214850), (25, 807986098), (34, 594107425), (41, 492674450), (50, 403993049), (67, 301487350), (82, 246337225), (85, 237642970), (134, 150743675), (170, 118821485), (205, 98534890), (211, 95732950), (335, 60297470), (410, 49267445), (422, 47866475), (425, 47528594), (670, 30148735), (697, 28980850), (850, 23764297), (1025, 19706978), (1055, 19146590), (1139, 17734550), (1394, 14490425), (1675, 12059494), (1681, 12016450), (2050, 9853489), (2110, 9573295), (2278, 8867275), (2747, 7353350), (3350, 6029747), (3362, 6008225), (3485, 5796170), (3587, 5631350), (5275, 3829318), (5494, 3676675), (5695, 3546910), (6970, 2898085), (7174, 2815675), (8405, 2403290), (8651, 2334950), (10550, 1914659), (11390, 1773455), (13735, 1470670), (14137, 1428850), (16810, 1201645), (17302, 1167475), (17425, 1159234), (17935, 1126270), (27470, 735335), (28274, 714425), (28475, 709382), (28577, 706850), (34850, 579617), (35870, 563135), (42025, 480658), (43255, 466990), (46699, 432550), (56950, 354691), (57154, 353425), (68675, 294134), (70685, 285770), (84050, 240329), (86510, 233495), (89675, 225254), (93398, 216275), (112627, 179350), (137350, 147067), (141370, 142885)]