65770000

素因数分解:

$2^4\times 5^4\times {\mathrm{6577}}^1$

素因数の和:6605

約数の個数: 50

約数和(自身を含む): 159259958

約数和(自身を除く): 93489958

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, 6577, 10000, 13154, 26308, 32885, 52616, 65770, 105232, 131540, 164425, 263080, 328850, 526160, 657700, 822125, 1315400, 1644250, 2630800, 3288500, 4110625, 6577000, 8221250, 13154000, 16442500, 32885000, 65770000]

約数ペア:

[(1, 65770000), (2, 32885000), (4, 16442500), (5, 13154000), (8, 8221250), (10, 6577000), (16, 4110625), (20, 3288500), (25, 2630800), (40, 1644250), (50, 1315400), (80, 822125), (100, 657700), (125, 526160), (200, 328850), (250, 263080), (400, 164425), (500, 131540), (625, 105232), (1000, 65770), (1250, 52616), (2000, 32885), (2500, 26308), (5000, 13154), (6577, 10000)]