12636500

素因数分解:

$2^2\times 5^3\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:345

約数の個数: 48

約数和(自身を含む): 27955200

約数和(自身を除く): 15318700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 127, 199, 250, 254, 398, 500, 508, 635, 796, 995, 1270, 1990, 2540, 3175, 3980, 4975, 6350, 9950, 12700, 15875, 19900, 24875, 25273, 31750, 49750, 50546, 63500, 99500, 101092, 126365, 252730, 505460, 631825, 1263650, 2527300, 3159125, 6318250, 12636500]

約数ペア:

[(1, 12636500), (2, 6318250), (4, 3159125), (5, 2527300), (10, 1263650), (20, 631825), (25, 505460), (50, 252730), (100, 126365), (125, 101092), (127, 99500), (199, 63500), (250, 50546), (254, 49750), (398, 31750), (500, 25273), (508, 24875), (635, 19900), (796, 15875), (995, 12700), (1270, 9950), (1990, 6350), (2540, 4975), (3175, 3980)]