25136120

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{6101}}^1$

素因数の和:6215

約数の個数: 32

約数和(自身を含む): 57114720

約数和(自身を除く): 31978600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 6101, 12202, 24404, 30505, 48808, 61010, 122020, 244040, 628403, 1256806, 2513612, 3142015, 5027224, 6284030, 12568060, 25136120]

約数ペア:

[(1, 25136120), (2, 12568060), (4, 6284030), (5, 5027224), (8, 3142015), (10, 2513612), (20, 1256806), (40, 628403), (103, 244040), (206, 122020), (412, 61010), (515, 48808), (824, 30505), (1030, 24404), (2060, 12202), (4120, 6101)]