200587780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{4871}}^1$

素因数の和:4980

約数の個数: 48

約数和(自身を含む): 441987840

約数和(自身を除く): 241400060

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 71, 116, 142, 145, 284, 290, 355, 580, 710, 1420, 2059, 4118, 4871, 8236, 9742, 10295, 19484, 20590, 24355, 41180, 48710, 97420, 141259, 282518, 345841, 565036, 691682, 706295, 1383364, 1412590, 1729205, 2825180, 3458410, 6916820, 10029389, 20058778, 40117556, 50146945, 100293890, 200587780]

約数ペア:

[(1, 200587780), (2, 100293890), (4, 50146945), (5, 40117556), (10, 20058778), (20, 10029389), (29, 6916820), (58, 3458410), (71, 2825180), (116, 1729205), (142, 1412590), (145, 1383364), (284, 706295), (290, 691682), (355, 565036), (580, 345841), (710, 282518), (1420, 141259), (2059, 97420), (4118, 48710), (4871, 41180), (8236, 24355), (9742, 20590), (10295, 19484)]