51122540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19219}}^1$

素因数の和:19254

約数の個数: 48

約数和(自身を含む): 129158400

約数和(自身を除く): 78035860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 19219, 38438, 76876, 96095, 134533, 192190, 269066, 365161, 384380, 538132, 672665, 730322, 1345330, 1460644, 1825805, 2556127, 2690660, 3651610, 5112254, 7303220, 10224508, 12780635, 25561270, 51122540]

約数ペア:

[(1, 51122540), (2, 25561270), (4, 12780635), (5, 10224508), (7, 7303220), (10, 5112254), (14, 3651610), (19, 2690660), (20, 2556127), (28, 1825805), (35, 1460644), (38, 1345330), (70, 730322), (76, 672665), (95, 538132), (133, 384380), (140, 365161), (190, 269066), (266, 192190), (380, 134533), (532, 96095), (665, 76876), (1330, 38438), (2660, 19219)]