156918253060

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2749}}^1\times {\mathrm{21787}}^1$

素因数の和:24676

約数の個数: 48

約数和(自身を含む): 332179848000

約数和(自身を除く): 175261594940

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 2749, 5498, 10996, 13745, 21787, 27490, 43574, 54980, 87148, 108935, 217870, 360119, 435740, 720238, 1440476, 1800595, 2854097, 3601190, 5708194, 7202380, 11416388, 14270485, 28540970, 57081940, 59892463, 119784926, 239569852, 299462315, 598924630, 1197849260, 7845912653, 15691825306, 31383650612, 39229563265, 78459126530, 156918253060]

約数ペア:

[(1, 156918253060), (2, 78459126530), (4, 39229563265), (5, 31383650612), (10, 15691825306), (20, 7845912653), (131, 1197849260), (262, 598924630), (524, 299462315), (655, 239569852), (1310, 119784926), (2620, 59892463), (2749, 57081940), (5498, 28540970), (10996, 14270485), (13745, 11416388), (21787, 7202380), (27490, 5708194), (43574, 3601190), (54980, 2854097), (87148, 1800595), (108935, 1440476), (217870, 720238), (360119, 435740)]