8081000

素因数分解:

$2^3\times 5^3\times {\mathrm{8081}}^1$

素因数の和:8102

約数の個数: 32

約数和(自身を含む): 18911880

約数和(自身を除く): 10830880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 8081, 16162, 32324, 40405, 64648, 80810, 161620, 202025, 323240, 404050, 808100, 1010125, 1616200, 2020250, 4040500, 8081000]

約数ペア:

[(1, 8081000), (2, 4040500), (4, 2020250), (5, 1616200), (8, 1010125), (10, 808100), (20, 404050), (25, 323240), (40, 202025), (50, 161620), (100, 80810), (125, 64648), (200, 40405), (250, 32324), (500, 16162), (1000, 8081)]