6512080

素因数分解:

$2^4\times 5^1\times {\mathrm{81401}}^1$

素因数の和:81414

約数の個数: 20

約数和(自身を含む): 15140772

約数和(自身を除く): 8628692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 81401, 162802, 325604, 407005, 651208, 814010, 1302416, 1628020, 3256040, 6512080]

約数ペア:

[(1, 6512080), (2, 3256040), (4, 1628020), (5, 1302416), (8, 814010), (10, 651208), (16, 407005), (20, 325604), (40, 162802), (80, 81401)]