205979804

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 380007936

約数和(自身を除く): 174028132

約数列:

[1, 2, 4, 43, 71, 86, 101, 142, 167, 172, 202, 284, 334, 404, 668, 3053, 4343, 6106, 7171, 7181, 8686, 11857, 12212, 14342, 14362, 16867, 17372, 23714, 28684, 28724, 33734, 47428, 67468, 308353, 509851, 616706, 725281, 1019702, 1197557, 1233412, 1450562, 2039404, 2395114, 2901124, 4790228, 51494951, 102989902, 205979804]

約数ペア:

[(1, 205979804), (2, 102989902), (4, 51494951), (43, 4790228), (71, 2901124), (86, 2395114), (101, 2039404), (142, 1450562), (167, 1233412), (172, 1197557), (202, 1019702), (284, 725281), (334, 616706), (404, 509851), (668, 308353), (3053, 67468), (4343, 47428), (6106, 33734), (7171, 28724), (7181, 28684), (8686, 23714), (11857, 17372), (12212, 16867), (14342, 14362)]