82253360

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{20983}}^1$

素因数の和:21010

約数の個数: 60

約数和(自身を含む): 222472368

約数和(自身を除く): 140219008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 20983, 41966, 83932, 104915, 146881, 167864, 209830, 293762, 335728, 419660, 587524, 734405, 839320, 1028167, 1175048, 1468810, 1678640, 2056334, 2350096, 2937620, 4112668, 5140835, 5875240, 8225336, 10281670, 11750480, 16450672, 20563340, 41126680, 82253360]

約数ペア:

[(1, 82253360), (2, 41126680), (4, 20563340), (5, 16450672), (7, 11750480), (8, 10281670), (10, 8225336), (14, 5875240), (16, 5140835), (20, 4112668), (28, 2937620), (35, 2350096), (40, 2056334), (49, 1678640), (56, 1468810), (70, 1175048), (80, 1028167), (98, 839320), (112, 734405), (140, 587524), (196, 419660), (245, 335728), (280, 293762), (392, 209830), (490, 167864), (560, 146881), (784, 104915), (980, 83932), (1960, 41966), (3920, 20983)]