81558892

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{5179}}^1$

素因数の和:5341

約数の個数: 24

約数和(自身を含む): 148520960

約数和(自身を除く): 66962068

約数列:

[1, 2, 4, 31, 62, 124, 127, 254, 508, 3937, 5179, 7874, 10358, 15748, 20716, 160549, 321098, 642196, 657733, 1315466, 2630932, 20389723, 40779446, 81558892]

約数ペア:

[(1, 81558892), (2, 40779446), (4, 20389723), (31, 2630932), (62, 1315466), (124, 657733), (127, 642196), (254, 321098), (508, 160549), (3937, 20716), (5179, 15748), (7874, 10358)]