25682680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{719}}^1$

素因数の和:796

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 36525320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 719, 760, 893, 940, 1438, 1786, 1880, 2876, 3572, 3595, 4465, 5752, 7144, 7190, 8930, 13661, 14380, 17860, 27322, 28760, 33793, 35720, 54644, 67586, 68305, 109288, 135172, 136610, 168965, 270344, 273220, 337930, 546440, 642067, 675860, 1284134, 1351720, 2568268, 3210335, 5136536, 6420670, 12841340, 25682680]

約数ペア:

[(1, 25682680), (2, 12841340), (4, 6420670), (5, 5136536), (8, 3210335), (10, 2568268), (19, 1351720), (20, 1284134), (38, 675860), (40, 642067), (47, 546440), (76, 337930), (94, 273220), (95, 270344), (152, 168965), (188, 136610), (190, 135172), (235, 109288), (376, 68305), (380, 67586), (470, 54644), (719, 35720), (760, 33793), (893, 28760), (940, 27322), (1438, 17860), (1786, 14380), (1880, 13661), (2876, 8930), (3572, 7190), (3595, 7144), (4465, 5752)]