28736000

素因数分解:

$2^9\times 5^3\times {\mathrm{449}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 71814600

約数和(自身を除く): 43078600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 449, 500, 512, 640, 800, 898, 1000, 1280, 1600, 1796, 2000, 2245, 2560, 3200, 3592, 4000, 4490, 6400, 7184, 8000, 8980, 11225, 12800, 14368, 16000, 17960, 22450, 28736, 32000, 35920, 44900, 56125, 57472, 64000, 71840, 89800, 112250, 114944, 143680, 179600, 224500, 229888, 287360, 359200, 449000, 574720, 718400, 898000, 1149440, 1436800, 1796000, 2873600, 3592000, 5747200, 7184000, 14368000, 28736000]

約数ペア:

[(1, 28736000), (2, 14368000), (4, 7184000), (5, 5747200), (8, 3592000), (10, 2873600), (16, 1796000), (20, 1436800), (25, 1149440), (32, 898000), (40, 718400), (50, 574720), (64, 449000), (80, 359200), (100, 287360), (125, 229888), (128, 224500), (160, 179600), (200, 143680), (250, 114944), (256, 112250), (320, 89800), (400, 71840), (449, 64000), (500, 57472), (512, 56125), (640, 44900), (800, 35920), (898, 32000), (1000, 28736), (1280, 22450), (1600, 17960), (1796, 16000), (2000, 14368), (2245, 12800), (2560, 11225), (3200, 8980), (3592, 8000), (4000, 7184), (4490, 6400)]