209338500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{19937}}^1$

素因数の和:19966

約数の個数: 96

約数和(自身を含む): 696713472

約数和(自身を除く): 487374972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 125, 140, 150, 175, 210, 250, 300, 350, 375, 420, 500, 525, 700, 750, 875, 1050, 1500, 1750, 2100, 2625, 3500, 5250, 10500, 19937, 39874, 59811, 79748, 99685, 119622, 139559, 199370, 239244, 279118, 299055, 398740, 418677, 498425, 558236, 598110, 697795, 837354, 996850, 1196220, 1395590, 1495275, 1674708, 1993700, 2093385, 2492125, 2791180, 2990550, 3488975, 4186770, 4984250, 5981100, 6977950, 7476375, 8373540, 9968500, 10466925, 13955900, 14952750, 17444875, 20933850, 29905500, 34889750, 41867700, 52334625, 69779500, 104669250, 209338500]

約数ペア:

[(1, 209338500), (2, 104669250), (3, 69779500), (4, 52334625), (5, 41867700), (6, 34889750), (7, 29905500), (10, 20933850), (12, 17444875), (14, 14952750), (15, 13955900), (20, 10466925), (21, 9968500), (25, 8373540), (28, 7476375), (30, 6977950), (35, 5981100), (42, 4984250), (50, 4186770), (60, 3488975), (70, 2990550), (75, 2791180), (84, 2492125), (100, 2093385), (105, 1993700), (125, 1674708), (140, 1495275), (150, 1395590), (175, 1196220), (210, 996850), (250, 837354), (300, 697795), (350, 598110), (375, 558236), (420, 498425), (500, 418677), (525, 398740), (700, 299055), (750, 279118), (875, 239244), (1050, 199370), (1500, 139559), (1750, 119622), (2100, 99685), (2625, 79748), (3500, 59811), (5250, 39874), (10500, 19937)]