140256865

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 206184960

約数和(自身を除く): 65928095

約数列:

[1, 5, 7, 31, 35, 49, 59, 155, 217, 245, 295, 313, 413, 1085, 1519, 1565, 1829, 2065, 2191, 2891, 7595, 9145, 9703, 10955, 12803, 14455, 15337, 18467, 48515, 64015, 67921, 76685, 89621, 92335, 129269, 339605, 448105, 475447, 572477, 646345, 904883, 2377235, 2862385, 4007339, 4524415, 20036695, 28051373, 140256865]

約数ペア:

[(1, 140256865), (5, 28051373), (7, 20036695), (31, 4524415), (35, 4007339), (49, 2862385), (59, 2377235), (155, 904883), (217, 646345), (245, 572477), (295, 475447), (313, 448105), (413, 339605), (1085, 129269), (1519, 92335), (1565, 89621), (1829, 76685), (2065, 67921), (2191, 64015), (2891, 48515), (7595, 18467), (9145, 15337), (9703, 14455), (10955, 12803)]