6464800

素因数分解:

$2^5\times 5^2\times {\mathrm{8081}}^1$

素因数の和:8101

約数の個数: 36

約数和(自身を含む): 15784146

約数和(自身を除く): 9319346

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 8081, 16162, 32324, 40405, 64648, 80810, 129296, 161620, 202025, 258592, 323240, 404050, 646480, 808100, 1292960, 1616200, 3232400, 6464800]

約数ペア:

[(1, 6464800), (2, 3232400), (4, 1616200), (5, 1292960), (8, 808100), (10, 646480), (16, 404050), (20, 323240), (25, 258592), (32, 202025), (40, 161620), (50, 129296), (80, 80810), (100, 64648), (160, 40405), (200, 32324), (400, 16162), (800, 8081)]