205253615

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1\times {\mathrm{449}}^1$

素因数の和:851

約数の個数: 32

約数和(自身を含む): 290563200

約数和(自身を除く): 85309585

約数列:

[1, 5, 7, 35, 37, 185, 259, 353, 449, 1295, 1765, 2245, 2471, 3143, 12355, 13061, 15715, 16613, 65305, 83065, 91427, 116291, 158497, 457135, 581455, 792485, 1109479, 5547395, 5864389, 29321945, 41050723, 205253615]

約数ペア:

[(1, 205253615), (5, 41050723), (7, 29321945), (35, 5864389), (37, 5547395), (185, 1109479), (259, 792485), (353, 581455), (449, 457135), (1295, 158497), (1765, 116291), (2245, 91427), (2471, 83065), (3143, 65305), (12355, 16613), (13061, 15715)]