158603912

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{641}}^1$

素因数の和:1001

約数の個数: 32

約数和(自身を含む): 301264920

約数和(自身を除く): 142661008

約数列:

[1, 2, 4, 8, 157, 197, 314, 394, 628, 641, 788, 1256, 1282, 1576, 2564, 5128, 30929, 61858, 100637, 123716, 126277, 201274, 247432, 252554, 402548, 505108, 805096, 1010216, 19825489, 39650978, 79301956, 158603912]

約数ペア:

[(1, 158603912), (2, 79301956), (4, 39650978), (8, 19825489), (157, 1010216), (197, 805096), (314, 505108), (394, 402548), (628, 252554), (641, 247432), (788, 201274), (1256, 126277), (1282, 123716), (1576, 100637), (2564, 61858), (5128, 30929)]