858761225

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2683}}^1$

素因数の和:2790

約数の個数: 48

約数和(自身を含む): 1278013440

約数和(自身を除く): 419252215

約数列:

[1, 5, 7, 25, 31, 35, 59, 155, 175, 217, 295, 413, 775, 1085, 1475, 1829, 2065, 2683, 5425, 9145, 10325, 12803, 13415, 18781, 45725, 64015, 67075, 83173, 93905, 158297, 320075, 415865, 469525, 582211, 791485, 1108079, 2079325, 2911055, 3957425, 4907207, 5540395, 14555275, 24536035, 27701975, 34350449, 122680175, 171752245, 858761225]

約数ペア:

[(1, 858761225), (5, 171752245), (7, 122680175), (25, 34350449), (31, 27701975), (35, 24536035), (59, 14555275), (155, 5540395), (175, 4907207), (217, 3957425), (295, 2911055), (413, 2079325), (775, 1108079), (1085, 791485), (1475, 582211), (1829, 469525), (2065, 415865), (2683, 320075), (5425, 158297), (9145, 93905), (10325, 83173), (12803, 67075), (13415, 64015), (18781, 45725)]