209257930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{25121}}^1$

素因数の和:25159

約数の個数: 48

約数和(自身を含む): 463953096

約数和(自身を除く): 254695166

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 490, 595, 833, 1190, 1666, 4165, 8330, 25121, 50242, 125605, 175847, 251210, 351694, 427057, 854114, 879235, 1230929, 1758470, 2135285, 2461858, 2989399, 4270570, 5978798, 6154645, 12309290, 14946995, 20925793, 29893990, 41851586, 104628965, 209257930]

約数ペア:

[(1, 209257930), (2, 104628965), (5, 41851586), (7, 29893990), (10, 20925793), (14, 14946995), (17, 12309290), (34, 6154645), (35, 5978798), (49, 4270570), (70, 2989399), (85, 2461858), (98, 2135285), (119, 1758470), (170, 1230929), (238, 879235), (245, 854114), (490, 427057), (595, 351694), (833, 251210), (1190, 175847), (1666, 125605), (4165, 50242), (8330, 25121)]