200865745

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 256608000

約数和(自身を除く): 55742255

約数列:

[1, 5, 29, 71, 109, 145, 179, 355, 545, 895, 2059, 3161, 5191, 7739, 10295, 12709, 15805, 19511, 25955, 38695, 63545, 97555, 224431, 368561, 565819, 1122155, 1385281, 1842805, 2829095, 6926405, 40173149, 200865745]

約数ペア:

[(1, 200865745), (5, 40173149), (29, 6926405), (71, 2829095), (109, 1842805), (145, 1385281), (179, 1122155), (355, 565819), (545, 368561), (895, 224431), (2059, 97555), (3161, 63545), (5191, 38695), (7739, 25955), (10295, 19511), (12709, 15805)]