520019275

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{2521}}^1$

素因数の和:2791

約数の個数: 24

約数和(自身を含む): 665485184

約数和(自身を除く): 145465909

約数列:

[1, 5, 25, 37, 185, 223, 925, 1115, 2521, 5575, 8251, 12605, 41255, 63025, 93277, 206275, 466385, 562183, 2331925, 2810915, 14054575, 20800771, 104003855, 520019275]

約数ペア:

[(1, 520019275), (5, 104003855), (25, 20800771), (37, 14054575), (185, 2810915), (223, 2331925), (925, 562183), (1115, 466385), (2521, 206275), (5575, 93277), (8251, 63025), (12605, 41255)]