205278310

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1\times {\mathrm{449}}^1$

素因数の和:936

約数の個数: 32

約数和(自身を含む): 374220000

約数和(自身を除く): 168941690

約数列:

[1, 2, 5, 10, 131, 262, 349, 449, 655, 698, 898, 1310, 1745, 2245, 3490, 4490, 45719, 58819, 91438, 117638, 156701, 228595, 294095, 313402, 457190, 588190, 783505, 1567010, 20527831, 41055662, 102639155, 205278310]

約数ペア:

[(1, 205278310), (2, 102639155), (5, 41055662), (10, 20527831), (131, 1567010), (262, 783505), (349, 588190), (449, 457190), (655, 313402), (698, 294095), (898, 228595), (1310, 156701), (1745, 117638), (2245, 91438), (3490, 58819), (4490, 45719)]