51055120

素因数分解:

$2^4\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1031}}^1$

素因数の和:1663

約数の個数: 40

約数和(自身を含む): 119010240

約数和(自身を除く): 67955120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 619, 1031, 1238, 2062, 2476, 3095, 4124, 4952, 5155, 6190, 8248, 9904, 10310, 12380, 16496, 20620, 24760, 41240, 49520, 82480, 638189, 1276378, 2552756, 3190945, 5105512, 6381890, 10211024, 12763780, 25527560, 51055120]

約数ペア:

[(1, 51055120), (2, 25527560), (4, 12763780), (5, 10211024), (8, 6381890), (10, 5105512), (16, 3190945), (20, 2552756), (40, 1276378), (80, 638189), (619, 82480), (1031, 49520), (1238, 41240), (2062, 24760), (2476, 20620), (3095, 16496), (4124, 12380), (4952, 10310), (5155, 9904), (6190, 8248)]