54254980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{208673}}^1$

素因数の和:208695

約数の個数: 24

約数和(自身を含む): 122700312

約数和(自身を除く): 68445332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 208673, 417346, 834692, 1043365, 2086730, 2712749, 4173460, 5425498, 10850996, 13563745, 27127490, 54254980]

約数ペア:

[(1, 54254980), (2, 27127490), (4, 13563745), (5, 10850996), (10, 5425498), (13, 4173460), (20, 2712749), (26, 2086730), (52, 1043365), (65, 834692), (130, 417346), (260, 208673)]