250016000

素因数分解:

$2^8\times 5^3\times {\mathrm{13}}^1\times {\mathrm{601}}^1$

素因数の和:645

約数の個数: 144

約数和(自身を含む): 671846448

約数和(自身を除く): 421830448

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 125, 128, 130, 160, 200, 208, 250, 256, 260, 320, 325, 400, 416, 500, 520, 601, 640, 650, 800, 832, 1000, 1040, 1202, 1280, 1300, 1600, 1625, 1664, 2000, 2080, 2404, 2600, 3005, 3200, 3250, 3328, 4000, 4160, 4808, 5200, 6010, 6400, 6500, 7813, 8000, 8320, 9616, 10400, 12020, 13000, 15025, 15626, 16000, 16640, 19232, 20800, 24040, 26000, 30050, 31252, 32000, 38464, 39065, 41600, 48080, 52000, 60100, 62504, 75125, 76928, 78130, 83200, 96160, 104000, 120200, 125008, 150250, 153856, 156260, 192320, 195325, 208000, 240400, 250016, 300500, 312520, 384640, 390650, 416000, 480800, 500032, 601000, 625040, 769280, 781300, 961600, 976625, 1000064, 1202000, 1250080, 1562600, 1923200, 1953250, 2000128, 2404000, 2500160, 3125200, 3846400, 3906500, 4808000, 5000320, 6250400, 7813000, 9616000, 10000640, 12500800, 15626000, 19232000, 25001600, 31252000, 50003200, 62504000, 125008000, 250016000]

約数ペア:

[(1, 250016000), (2, 125008000), (4, 62504000), (5, 50003200), (8, 31252000), (10, 25001600), (13, 19232000), (16, 15626000), (20, 12500800), (25, 10000640), (26, 9616000), (32, 7813000), (40, 6250400), (50, 5000320), (52, 4808000), (64, 3906500), (65, 3846400), (80, 3125200), (100, 2500160), (104, 2404000), (125, 2000128), (128, 1953250), (130, 1923200), (160, 1562600), (200, 1250080), (208, 1202000), (250, 1000064), (256, 976625), (260, 961600), (320, 781300), (325, 769280), (400, 625040), (416, 601000), (500, 500032), (520, 480800), (601, 416000), (640, 390650), (650, 384640), (800, 312520), (832, 300500), (1000, 250016), (1040, 240400), (1202, 208000), (1280, 195325), (1300, 192320), (1600, 156260), (1625, 153856), (1664, 150250), (2000, 125008), (2080, 120200), (2404, 104000), (2600, 96160), (3005, 83200), (3200, 78130), (3250, 76928), (3328, 75125), (4000, 62504), (4160, 60100), (4808, 52000), (5200, 48080), (6010, 41600), (6400, 39065), (6500, 38464), (7813, 32000), (8000, 31252), (8320, 30050), (9616, 26000), (10400, 24040), (12020, 20800), (13000, 19232), (15025, 16640), (15626, 16000)]