204085000

素因数分解:

$2^3\times 5^4\times 7^4\times {\mathrm{17}}^1$

素因数の和:71

約数の個数: 200

約数和(自身を含む): 590646870

約数和(自身を除く): 386561870

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 49, 50, 56, 68, 70, 85, 98, 100, 119, 125, 136, 140, 170, 175, 196, 200, 238, 245, 250, 280, 340, 343, 350, 392, 425, 476, 490, 500, 595, 625, 680, 686, 700, 833, 850, 875, 952, 980, 1000, 1190, 1225, 1250, 1372, 1400, 1666, 1700, 1715, 1750, 1960, 2125, 2380, 2401, 2450, 2500, 2744, 2975, 3332, 3400, 3430, 3500, 4165, 4250, 4375, 4760, 4802, 4900, 5000, 5831, 5950, 6125, 6664, 6860, 7000, 8330, 8500, 8575, 8750, 9604, 9800, 10625, 11662, 11900, 12005, 12250, 13720, 14875, 16660, 17000, 17150, 17500, 19208, 20825, 21250, 23324, 23800, 24010, 24500, 29155, 29750, 30625, 33320, 34300, 35000, 40817, 41650, 42500, 42875, 46648, 48020, 49000, 58310, 59500, 60025, 61250, 68600, 74375, 81634, 83300, 85000, 85750, 96040, 104125, 116620, 119000, 120050, 122500, 145775, 148750, 163268, 166600, 171500, 204085, 208250, 214375, 233240, 240100, 245000, 291550, 297500, 300125, 326536, 343000, 408170, 416500, 428750, 480200, 520625, 583100, 595000, 600250, 728875, 816340, 833000, 857500, 1020425, 1041250, 1166200, 1200500, 1457750, 1500625, 1632680, 1715000, 2040850, 2082500, 2401000, 2915500, 3001250, 3644375, 4081700, 4165000, 5102125, 5831000, 6002500, 7288750, 8163400, 10204250, 12005000, 14577500, 20408500, 25510625, 29155000, 40817000, 51021250, 102042500, 204085000]

約数ペア:

[(1, 204085000), (2, 102042500), (4, 51021250), (5, 40817000), (7, 29155000), (8, 25510625), (10, 20408500), (14, 14577500), (17, 12005000), (20, 10204250), (25, 8163400), (28, 7288750), (34, 6002500), (35, 5831000), (40, 5102125), (49, 4165000), (50, 4081700), (56, 3644375), (68, 3001250), (70, 2915500), (85, 2401000), (98, 2082500), (100, 2040850), (119, 1715000), (125, 1632680), (136, 1500625), (140, 1457750), (170, 1200500), (175, 1166200), (196, 1041250), (200, 1020425), (238, 857500), (245, 833000), (250, 816340), (280, 728875), (340, 600250), (343, 595000), (350, 583100), (392, 520625), (425, 480200), (476, 428750), (490, 416500), (500, 408170), (595, 343000), (625, 326536), (680, 300125), (686, 297500), (700, 291550), (833, 245000), (850, 240100), (875, 233240), (952, 214375), (980, 208250), (1000, 204085), (1190, 171500), (1225, 166600), (1250, 163268), (1372, 148750), (1400, 145775), (1666, 122500), (1700, 120050), (1715, 119000), (1750, 116620), (1960, 104125), (2125, 96040), (2380, 85750), (2401, 85000), (2450, 83300), (2500, 81634), (2744, 74375), (2975, 68600), (3332, 61250), (3400, 60025), (3430, 59500), (3500, 58310), (4165, 49000), (4250, 48020), (4375, 46648), (4760, 42875), (4802, 42500), (4900, 41650), (5000, 40817), (5831, 35000), (5950, 34300), (6125, 33320), (6664, 30625), (6860, 29750), (7000, 29155), (8330, 24500), (8500, 24010), (8575, 23800), (8750, 23324), (9604, 21250), (9800, 20825), (10625, 19208), (11662, 17500), (11900, 17150), (12005, 17000), (12250, 16660), (13720, 14875)]