7808000

素因数分解:

$2^{10}\times 5^3\times {\mathrm{61}}^1$

素因数の和:96

約数の個数: 88

約数和(自身を含む): 19798584

約数和(自身を除く): 11990584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 64, 80, 100, 122, 125, 128, 160, 200, 244, 250, 256, 305, 320, 400, 488, 500, 512, 610, 640, 800, 976, 1000, 1024, 1220, 1280, 1525, 1600, 1952, 2000, 2440, 2560, 3050, 3200, 3904, 4000, 4880, 5120, 6100, 6400, 7625, 7808, 8000, 9760, 12200, 12800, 15250, 15616, 16000, 19520, 24400, 25600, 30500, 31232, 32000, 39040, 48800, 61000, 62464, 64000, 78080, 97600, 122000, 128000, 156160, 195200, 244000, 312320, 390400, 488000, 780800, 976000, 1561600, 1952000, 3904000, 7808000]

約数ペア:

[(1, 7808000), (2, 3904000), (4, 1952000), (5, 1561600), (8, 976000), (10, 780800), (16, 488000), (20, 390400), (25, 312320), (32, 244000), (40, 195200), (50, 156160), (61, 128000), (64, 122000), (80, 97600), (100, 78080), (122, 64000), (125, 62464), (128, 61000), (160, 48800), (200, 39040), (244, 32000), (250, 31232), (256, 30500), (305, 25600), (320, 24400), (400, 19520), (488, 16000), (500, 15616), (512, 15250), (610, 12800), (640, 12200), (800, 9760), (976, 8000), (1000, 7808), (1024, 7625), (1220, 6400), (1280, 6100), (1525, 5120), (1600, 4880), (1952, 4000), (2000, 3904), (2440, 3200), (2560, 3050)]