65943920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{117757}}^1$

素因数の和:117777

約数の個数: 40

約数和(自身を含む): 175223904

約数和(自身を除く): 109279984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 117757, 235514, 471028, 588785, 824299, 942056, 1177570, 1648598, 1884112, 2355140, 3297196, 4121495, 4710280, 6594392, 8242990, 9420560, 13188784, 16485980, 32971960, 65943920]

約数ペア:

[(1, 65943920), (2, 32971960), (4, 16485980), (5, 13188784), (7, 9420560), (8, 8242990), (10, 6594392), (14, 4710280), (16, 4121495), (20, 3297196), (28, 2355140), (35, 1884112), (40, 1648598), (56, 1177570), (70, 942056), (80, 824299), (112, 588785), (140, 471028), (280, 235514), (560, 117757)]