85010000

素因数分解:

$2^4\times 5^4\times {\mathrm{8501}}^1$

素因数の和:8529

約数の個数: 50

約数和(自身を含む): 205841922

約数和(自身を除く): 120831922

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 8501, 10000, 17002, 34004, 42505, 68008, 85010, 136016, 170020, 212525, 340040, 425050, 680080, 850100, 1062625, 1700200, 2125250, 3400400, 4250500, 5313125, 8501000, 10626250, 17002000, 21252500, 42505000, 85010000]

約数ペア:

[(1, 85010000), (2, 42505000), (4, 21252500), (5, 17002000), (8, 10626250), (10, 8501000), (16, 5313125), (20, 4250500), (25, 3400400), (40, 2125250), (50, 1700200), (80, 1062625), (100, 850100), (125, 680080), (200, 425050), (250, 340040), (400, 212525), (500, 170020), (625, 136016), (1000, 85010), (1250, 68008), (2000, 42505), (2500, 34004), (5000, 17002), (8501, 10000)]