505070080

素因数分解:

$2^9\times 5^1\times {\mathrm{197293}}^1$

素因数の和:197316

約数の個数: 40

約数和(自身を含む): 1210990572

約数和(自身を除く): 705920492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 197293, 394586, 789172, 986465, 1578344, 1972930, 3156688, 3945860, 6313376, 7891720, 12626752, 15783440, 25253504, 31566880, 50507008, 63133760, 101014016, 126267520, 252535040, 505070080]

約数ペア:

[(1, 505070080), (2, 252535040), (4, 126267520), (5, 101014016), (8, 63133760), (10, 50507008), (16, 31566880), (20, 25253504), (32, 15783440), (40, 12626752), (64, 7891720), (80, 6313376), (128, 3945860), (160, 3156688), (256, 1972930), (320, 1578344), (512, 986465), (640, 789172), (1280, 394586), (2560, 197293)]