5125760

素因数分解:

$2^7\times 5^1\times {\mathrm{8009}}^1$

素因数の和:8028

約数の個数: 32

約数和(自身を含む): 12255300

約数和(自身を除く): 7129540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 8009, 16018, 32036, 40045, 64072, 80090, 128144, 160180, 256288, 320360, 512576, 640720, 1025152, 1281440, 2562880, 5125760]

約数ペア:

[(1, 5125760), (2, 2562880), (4, 1281440), (5, 1025152), (8, 640720), (10, 512576), (16, 320360), (20, 256288), (32, 160180), (40, 128144), (64, 80090), (80, 64072), (128, 40045), (160, 32036), (320, 16018), (640, 8009)]