25718000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1$

素因数の和:208

約数の個数: 160

約数和(自身を含む): 77995008

約数和(自身を除く): 52277008

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 80, 88, 100, 110, 112, 125, 140, 154, 167, 175, 176, 200, 220, 250, 275, 280, 308, 334, 350, 385, 400, 440, 500, 550, 560, 616, 668, 700, 770, 835, 875, 880, 1000, 1100, 1169, 1232, 1336, 1375, 1400, 1540, 1670, 1750, 1837, 1925, 2000, 2200, 2338, 2672, 2750, 2800, 3080, 3340, 3500, 3674, 3850, 4175, 4400, 4676, 5500, 5845, 6160, 6680, 7000, 7348, 7700, 8350, 9185, 9352, 9625, 11000, 11690, 12859, 13360, 14000, 14696, 15400, 16700, 18370, 18704, 19250, 20875, 22000, 23380, 25718, 29225, 29392, 30800, 33400, 36740, 38500, 41750, 45925, 46760, 51436, 58450, 64295, 66800, 73480, 77000, 83500, 91850, 93520, 102872, 116900, 128590, 146125, 146960, 154000, 167000, 183700, 205744, 229625, 233800, 257180, 292250, 321475, 334000, 367400, 459250, 467600, 514360, 584500, 642950, 734800, 918500, 1028720, 1169000, 1285900, 1607375, 1837000, 2338000, 2571800, 3214750, 3674000, 5143600, 6429500, 12859000, 25718000]

約数ペア:

[(1, 25718000), (2, 12859000), (4, 6429500), (5, 5143600), (7, 3674000), (8, 3214750), (10, 2571800), (11, 2338000), (14, 1837000), (16, 1607375), (20, 1285900), (22, 1169000), (25, 1028720), (28, 918500), (35, 734800), (40, 642950), (44, 584500), (50, 514360), (55, 467600), (56, 459250), (70, 367400), (77, 334000), (80, 321475), (88, 292250), (100, 257180), (110, 233800), (112, 229625), (125, 205744), (140, 183700), (154, 167000), (167, 154000), (175, 146960), (176, 146125), (200, 128590), (220, 116900), (250, 102872), (275, 93520), (280, 91850), (308, 83500), (334, 77000), (350, 73480), (385, 66800), (400, 64295), (440, 58450), (500, 51436), (550, 46760), (560, 45925), (616, 41750), (668, 38500), (700, 36740), (770, 33400), (835, 30800), (875, 29392), (880, 29225), (1000, 25718), (1100, 23380), (1169, 22000), (1232, 20875), (1336, 19250), (1375, 18704), (1400, 18370), (1540, 16700), (1670, 15400), (1750, 14696), (1837, 14000), (1925, 13360), (2000, 12859), (2200, 11690), (2338, 11000), (2672, 9625), (2750, 9352), (2800, 9185), (3080, 8350), (3340, 7700), (3500, 7348), (3674, 7000), (3850, 6680), (4175, 6160), (4400, 5845), (4676, 5500)]