1897472500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9857}}^1$

素因数の和:9899

約数の個数: 120

約数和(自身を含む): 5173793856

約数和(自身を除く): 3276321356

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 125, 140, 154, 175, 220, 250, 275, 308, 350, 385, 500, 550, 625, 700, 770, 875, 1100, 1250, 1375, 1540, 1750, 1925, 2500, 2750, 3500, 3850, 4375, 5500, 6875, 7700, 8750, 9625, 9857, 13750, 17500, 19250, 19714, 27500, 38500, 39428, 48125, 49285, 68999, 96250, 98570, 108427, 137998, 192500, 197140, 216854, 246425, 275996, 344995, 433708, 492850, 542135, 689990, 758989, 985700, 1084270, 1232125, 1379980, 1517978, 1724975, 2168540, 2464250, 2710675, 3035956, 3449950, 3794945, 4928500, 5421350, 6160625, 6899900, 7589890, 8624875, 10842700, 12321250, 13553375, 15179780, 17249750, 18974725, 24642500, 27106750, 34499500, 37949450, 43124375, 54213500, 67766875, 75898900, 86248750, 94873625, 135533750, 172497500, 189747250, 271067500, 379494500, 474368125, 948736250, 1897472500]

約数ペア:

[(1, 1897472500), (2, 948736250), (4, 474368125), (5, 379494500), (7, 271067500), (10, 189747250), (11, 172497500), (14, 135533750), (20, 94873625), (22, 86248750), (25, 75898900), (28, 67766875), (35, 54213500), (44, 43124375), (50, 37949450), (55, 34499500), (70, 27106750), (77, 24642500), (100, 18974725), (110, 17249750), (125, 15179780), (140, 13553375), (154, 12321250), (175, 10842700), (220, 8624875), (250, 7589890), (275, 6899900), (308, 6160625), (350, 5421350), (385, 4928500), (500, 3794945), (550, 3449950), (625, 3035956), (700, 2710675), (770, 2464250), (875, 2168540), (1100, 1724975), (1250, 1517978), (1375, 1379980), (1540, 1232125), (1750, 1084270), (1925, 985700), (2500, 758989), (2750, 689990), (3500, 542135), (3850, 492850), (4375, 433708), (5500, 344995), (6875, 275996), (7700, 246425), (8750, 216854), (9625, 197140), (9857, 192500), (13750, 137998), (17500, 108427), (19250, 98570), (19714, 96250), (27500, 68999), (38500, 49285), (39428, 48125)]