80255120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{91199}}^1$

素因数の和:91223

約数の個数: 40

約数和(自身を含む): 203558400

約数和(自身を除く): 123303280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 91199, 182398, 364796, 455995, 729592, 911990, 1003189, 1459184, 1823980, 2006378, 3647960, 4012756, 5015945, 7295920, 8025512, 10031890, 16051024, 20063780, 40127560, 80255120]

約数ペア:

[(1, 80255120), (2, 40127560), (4, 20063780), (5, 16051024), (8, 10031890), (10, 8025512), (11, 7295920), (16, 5015945), (20, 4012756), (22, 3647960), (40, 2006378), (44, 1823980), (55, 1459184), (80, 1003189), (88, 911990), (110, 729592), (176, 455995), (220, 364796), (440, 182398), (880, 91199)]