205513616

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1559}}^1$

素因数の和:1692

約数の個数: 80

約数和(自身を含む): 501396480

約数和(自身を除く): 295882864

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 107, 112, 154, 176, 214, 308, 428, 616, 749, 856, 1177, 1232, 1498, 1559, 1712, 2354, 2996, 3118, 4708, 5992, 6236, 8239, 9416, 10913, 11984, 12472, 16478, 17149, 18832, 21826, 24944, 32956, 34298, 43652, 65912, 68596, 87304, 120043, 131824, 137192, 166813, 174608, 240086, 274384, 333626, 480172, 667252, 960344, 1167691, 1334504, 1834943, 1920688, 2335382, 2669008, 3669886, 4670764, 7339772, 9341528, 12844601, 14679544, 18683056, 25689202, 29359088, 51378404, 102756808, 205513616]

約数ペア:

[(1, 205513616), (2, 102756808), (4, 51378404), (7, 29359088), (8, 25689202), (11, 18683056), (14, 14679544), (16, 12844601), (22, 9341528), (28, 7339772), (44, 4670764), (56, 3669886), (77, 2669008), (88, 2335382), (107, 1920688), (112, 1834943), (154, 1334504), (176, 1167691), (214, 960344), (308, 667252), (428, 480172), (616, 333626), (749, 274384), (856, 240086), (1177, 174608), (1232, 166813), (1498, 137192), (1559, 131824), (1712, 120043), (2354, 87304), (2996, 68596), (3118, 65912), (4708, 43652), (5992, 34298), (6236, 32956), (8239, 24944), (9416, 21826), (10913, 18832), (11984, 17149), (12472, 16478)]