68527900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{439}}^1$

素因数の和:683

約数の個数: 72

約数和(自身を含む): 171100160

約数和(自身を除く): 102572260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 223, 350, 439, 446, 700, 878, 892, 1115, 1561, 1756, 2195, 2230, 3073, 3122, 4390, 4460, 5575, 6146, 6244, 7805, 8780, 10975, 11150, 12292, 15365, 15610, 21950, 22300, 30730, 31220, 39025, 43900, 61460, 76825, 78050, 97897, 153650, 156100, 195794, 307300, 391588, 489485, 685279, 978970, 1370558, 1957940, 2447425, 2741116, 3426395, 4894850, 6852790, 9789700, 13705580, 17131975, 34263950, 68527900]

約数ペア:

[(1, 68527900), (2, 34263950), (4, 17131975), (5, 13705580), (7, 9789700), (10, 6852790), (14, 4894850), (20, 3426395), (25, 2741116), (28, 2447425), (35, 1957940), (50, 1370558), (70, 978970), (100, 685279), (140, 489485), (175, 391588), (223, 307300), (350, 195794), (439, 156100), (446, 153650), (700, 97897), (878, 78050), (892, 76825), (1115, 61460), (1561, 43900), (1756, 39025), (2195, 31220), (2230, 30730), (3073, 22300), (3122, 21950), (4390, 15610), (4460, 15365), (5575, 12292), (6146, 11150), (6244, 10975), (7805, 8780)]