200920825

素因数分解:

$5^2\times 7^3\times {\mathrm{23431}}^1$

素因数の和:23462

約数の個数: 24

約数和(自身を含む): 290556800

約数和(自身を除く): 89635975

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 343, 1225, 1715, 8575, 23431, 117155, 164017, 585775, 820085, 1148119, 4100425, 5740595, 8036833, 28702975, 40184165, 200920825]

約数ペア:

[(1, 200920825), (5, 40184165), (7, 28702975), (25, 8036833), (35, 5740595), (49, 4100425), (175, 1148119), (245, 820085), (343, 585775), (1225, 164017), (1715, 117155), (8575, 23431)]