2780451065

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{76607}}^1$

素因数の和:76697

約数の個数: 32

約数和(自身を含む): 4103737344

約数和(自身を除く): 1323286279

約数列:

[1, 5, 7, 17, 35, 61, 85, 119, 305, 427, 595, 1037, 2135, 5185, 7259, 36295, 76607, 383035, 536249, 1302319, 2681245, 4673027, 6511595, 9116233, 23365135, 32711189, 45581165, 79441459, 163555945, 397207295, 556090213, 2780451065]

約数ペア:

[(1, 2780451065), (5, 556090213), (7, 397207295), (17, 163555945), (35, 79441459), (61, 45581165), (85, 32711189), (119, 23365135), (305, 9116233), (427, 6511595), (595, 4673027), (1037, 2681245), (2135, 1302319), (5185, 536249), (7259, 383035), (36295, 76607)]