78844970

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{433}}^1$

素因数の和:710

約数の個数: 32

約数和(自身を含む): 144365760

約数和(自身を除く): 65520790

約数列:

[1, 2, 5, 10, 131, 139, 262, 278, 433, 655, 695, 866, 1310, 1390, 2165, 4330, 18209, 36418, 56723, 60187, 91045, 113446, 120374, 182090, 283615, 300935, 567230, 601870, 7884497, 15768994, 39422485, 78844970]

約数ペア:

[(1, 78844970), (2, 39422485), (5, 15768994), (10, 7884497), (131, 601870), (139, 567230), (262, 300935), (278, 283615), (433, 182090), (655, 120374), (695, 113446), (866, 91045), (1310, 60187), (1390, 56723), (2165, 36418), (4330, 18209)]