51191014390

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{12765839}}^1$

素因数の和:12766247

約数の個数: 16

約数和(自身を含む): 92373618240

約数和(自身を除く): 41182603850

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 12765839, 25531678, 63829195, 127658390, 5119101439, 10238202878, 25595507195, 51191014390]

約数ペア:

[(1, 51191014390), (2, 25595507195), (5, 10238202878), (10, 5119101439), (401, 127658390), (802, 63829195), (2005, 25531678), (4010, 12765839)]