71755600

素因数分解:

$2^4\times 5^2\times 7^3\times {\mathrm{523}}^1$

素因数の和:562

約数の個数: 120

約数和(自身を含む): 201425600

約数和(自身を除く): 129670000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 343, 350, 392, 400, 490, 523, 560, 686, 700, 784, 980, 1046, 1225, 1372, 1400, 1715, 1960, 2092, 2450, 2615, 2744, 2800, 3430, 3661, 3920, 4184, 4900, 5230, 5488, 6860, 7322, 8368, 8575, 9800, 10460, 13075, 13720, 14644, 17150, 18305, 19600, 20920, 25627, 26150, 27440, 29288, 34300, 36610, 41840, 51254, 52300, 58576, 68600, 73220, 91525, 102508, 104600, 128135, 137200, 146440, 179389, 183050, 205016, 209200, 256270, 292880, 358778, 366100, 410032, 512540, 640675, 717556, 732200, 896945, 1025080, 1281350, 1435112, 1464400, 1793890, 2050160, 2562700, 2870224, 3587780, 4484725, 5125400, 7175560, 8969450, 10250800, 14351120, 17938900, 35877800, 71755600]

約数ペア:

[(1, 71755600), (2, 35877800), (4, 17938900), (5, 14351120), (7, 10250800), (8, 8969450), (10, 7175560), (14, 5125400), (16, 4484725), (20, 3587780), (25, 2870224), (28, 2562700), (35, 2050160), (40, 1793890), (49, 1464400), (50, 1435112), (56, 1281350), (70, 1025080), (80, 896945), (98, 732200), (100, 717556), (112, 640675), (140, 512540), (175, 410032), (196, 366100), (200, 358778), (245, 292880), (280, 256270), (343, 209200), (350, 205016), (392, 183050), (400, 179389), (490, 146440), (523, 137200), (560, 128135), (686, 104600), (700, 102508), (784, 91525), (980, 73220), (1046, 68600), (1225, 58576), (1372, 52300), (1400, 51254), (1715, 41840), (1960, 36610), (2092, 34300), (2450, 29288), (2615, 27440), (2744, 26150), (2800, 25627), (3430, 20920), (3661, 19600), (3920, 18305), (4184, 17150), (4900, 14644), (5230, 13720), (5488, 13075), (6860, 10460), (7322, 9800), (8368, 8575)]