25502180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6101}}^1$

素因数の和:6140

約数の個数: 48

約数和(自身を含む): 61508160

約数和(自身を除く): 36005980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 6101, 12202, 24404, 30505, 61010, 67111, 115919, 122020, 134222, 231838, 268444, 335555, 463676, 579595, 671110, 1159190, 1275109, 1342220, 2318380, 2550218, 5100436, 6375545, 12751090, 25502180]

約数ペア:

[(1, 25502180), (2, 12751090), (4, 6375545), (5, 5100436), (10, 2550218), (11, 2318380), (19, 1342220), (20, 1275109), (22, 1159190), (38, 671110), (44, 579595), (55, 463676), (76, 335555), (95, 268444), (110, 231838), (190, 134222), (209, 122020), (220, 115919), (380, 67111), (418, 61010), (836, 30505), (1045, 24404), (2090, 12202), (4180, 6101)]