121320350

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:437

約数の個数: 48

約数和(自身を含む): 231012000

約数和(自身を除く): 109691650

約数列:

[1, 2, 5, 10, 25, 50, 89, 137, 178, 199, 274, 398, 445, 685, 890, 995, 1370, 1990, 2225, 3425, 4450, 4975, 6850, 9950, 12193, 17711, 24386, 27263, 35422, 54526, 60965, 88555, 121930, 136315, 177110, 272630, 304825, 442775, 609650, 681575, 885550, 1363150, 2426407, 4852814, 12132035, 24264070, 60660175, 121320350]

約数ペア:

[(1, 121320350), (2, 60660175), (5, 24264070), (10, 12132035), (25, 4852814), (50, 2426407), (89, 1363150), (137, 885550), (178, 681575), (199, 609650), (274, 442775), (398, 304825), (445, 272630), (685, 177110), (890, 136315), (995, 121930), (1370, 88555), (1990, 60965), (2225, 54526), (3425, 35422), (4450, 27263), (4975, 24386), (6850, 17711), (9950, 12193)]