65005004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{23117}}^1$

素因数の和:23177

約数の個数: 24

約数和(自身を含む): 122987760

約数和(自身を除く): 57982756

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 23117, 46234, 92468, 439223, 855329, 878446, 1710658, 1756892, 3421316, 16251251, 32502502, 65005004]

約数ペア:

[(1, 65005004), (2, 32502502), (4, 16251251), (19, 3421316), (37, 1756892), (38, 1710658), (74, 878446), (76, 855329), (148, 439223), (703, 92468), (1406, 46234), (2812, 23117)]