164097680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2297}}^1$

素因数の和:2376

約数の個数: 80

約数和(自身を含む): 410330880

約数和(自身を除く): 246233200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 152, 188, 190, 235, 304, 376, 380, 470, 752, 760, 893, 940, 1520, 1786, 1880, 2297, 3572, 3760, 4465, 4594, 7144, 8930, 9188, 11485, 14288, 17860, 18376, 22970, 35720, 36752, 43643, 45940, 71440, 87286, 91880, 107959, 174572, 183760, 215918, 218215, 349144, 431836, 436430, 539795, 698288, 863672, 872860, 1079590, 1727344, 1745720, 2051221, 2159180, 3491440, 4102442, 4318360, 8204884, 8636720, 10256105, 16409768, 20512210, 32819536, 41024420, 82048840, 164097680]

約数ペア:

[(1, 164097680), (2, 82048840), (4, 41024420), (5, 32819536), (8, 20512210), (10, 16409768), (16, 10256105), (19, 8636720), (20, 8204884), (38, 4318360), (40, 4102442), (47, 3491440), (76, 2159180), (80, 2051221), (94, 1745720), (95, 1727344), (152, 1079590), (188, 872860), (190, 863672), (235, 698288), (304, 539795), (376, 436430), (380, 431836), (470, 349144), (752, 218215), (760, 215918), (893, 183760), (940, 174572), (1520, 107959), (1786, 91880), (1880, 87286), (2297, 71440), (3572, 45940), (3760, 43643), (4465, 36752), (4594, 35720), (7144, 22970), (8930, 18376), (9188, 17860), (11485, 14288)]