129216500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{36919}}^1$

素因数の和:36945

約数の個数: 48

約数和(自身を含む): 322533120

約数和(自身を除く): 193316620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 36919, 73838, 147676, 184595, 258433, 369190, 516866, 738380, 922975, 1033732, 1292165, 1845950, 2584330, 3691900, 4614875, 5168660, 6460825, 9229750, 12921650, 18459500, 25843300, 32304125, 64608250, 129216500]

約数ペア:

[(1, 129216500), (2, 64608250), (4, 32304125), (5, 25843300), (7, 18459500), (10, 12921650), (14, 9229750), (20, 6460825), (25, 5168660), (28, 4614875), (35, 3691900), (50, 2584330), (70, 1845950), (100, 1292165), (125, 1033732), (140, 922975), (175, 738380), (250, 516866), (350, 369190), (500, 258433), (700, 184595), (875, 147676), (1750, 73838), (3500, 36919)]