89778850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1289}}^1$

素因数の和:1507

約数の個数: 48

約数和(自身を含む): 191952000

約数和(自身を除く): 102173150

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 199, 350, 398, 995, 1289, 1393, 1990, 2578, 2786, 4975, 6445, 6965, 9023, 9950, 12890, 13930, 18046, 32225, 34825, 45115, 64450, 69650, 90230, 225575, 256511, 451150, 513022, 1282555, 1795577, 2565110, 3591154, 6412775, 8977885, 12825550, 17955770, 44889425, 89778850]

約数ペア:

[(1, 89778850), (2, 44889425), (5, 17955770), (7, 12825550), (10, 8977885), (14, 6412775), (25, 3591154), (35, 2565110), (50, 1795577), (70, 1282555), (175, 513022), (199, 451150), (350, 256511), (398, 225575), (995, 90230), (1289, 69650), (1393, 64450), (1990, 45115), (2578, 34825), (2786, 32225), (4975, 18046), (6445, 13930), (6965, 12890), (9023, 9950)]