87265120

素因数分解:

$2^5\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1093}}^1$

素因数の和:1607

約数の個数: 48

約数和(自身を含む): 206766000

約数和(自身を除く): 119500880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 499, 998, 1093, 1996, 2186, 2495, 3992, 4372, 4990, 5465, 7984, 8744, 9980, 10930, 15968, 17488, 19960, 21860, 34976, 39920, 43720, 79840, 87440, 174880, 545407, 1090814, 2181628, 2727035, 4363256, 5454070, 8726512, 10908140, 17453024, 21816280, 43632560, 87265120]

約数ペア:

[(1, 87265120), (2, 43632560), (4, 21816280), (5, 17453024), (8, 10908140), (10, 8726512), (16, 5454070), (20, 4363256), (32, 2727035), (40, 2181628), (80, 1090814), (160, 545407), (499, 174880), (998, 87440), (1093, 79840), (1996, 43720), (2186, 39920), (2495, 34976), (3992, 21860), (4372, 19960), (4990, 17488), (5465, 15968), (7984, 10930), (8744, 9980)]