8205760

素因数分解:

$2^6\times 5^1\times {\mathrm{25643}}^1$

素因数の和:25660

約数の個数: 28

約数和(自身を含む): 19540728

約数和(自身を除く): 11334968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 25643, 51286, 102572, 128215, 205144, 256430, 410288, 512860, 820576, 1025720, 1641152, 2051440, 4102880, 8205760]

約数ペア:

[(1, 8205760), (2, 4102880), (4, 2051440), (5, 1641152), (8, 1025720), (10, 820576), (16, 512860), (20, 410288), (32, 256430), (40, 205144), (64, 128215), (80, 102572), (160, 51286), (320, 25643)]