25370205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 50139648

約数和(自身を除く): 24769443

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 61, 85, 105, 119, 183, 233, 255, 305, 357, 427, 595, 699, 915, 1037, 1165, 1281, 1631, 1785, 2135, 3111, 3495, 3961, 4893, 5185, 6405, 7259, 8155, 11883, 14213, 15555, 19805, 21777, 24465, 27727, 36295, 42639, 59415, 71065, 83181, 99491, 108885, 138635, 213195, 241621, 298473, 415905, 497455, 724863, 1208105, 1492365, 1691347, 3624315, 5074041, 8456735, 25370205]

約数ペア:

[(1, 25370205), (3, 8456735), (5, 5074041), (7, 3624315), (15, 1691347), (17, 1492365), (21, 1208105), (35, 724863), (51, 497455), (61, 415905), (85, 298473), (105, 241621), (119, 213195), (183, 138635), (233, 108885), (255, 99491), (305, 83181), (357, 71065), (427, 59415), (595, 42639), (699, 36295), (915, 27727), (1037, 24465), (1165, 21777), (1281, 19805), (1631, 15555), (1785, 14213), (2135, 11883), (3111, 8155), (3495, 7259), (3961, 6405), (4893, 5185)]