138565000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:177

約数の個数: 160

約数和(自身を含む): 384626880

約数和(自身を除く): 246061880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 37, 40, 50, 56, 70, 74, 100, 107, 125, 140, 148, 175, 185, 200, 214, 250, 259, 280, 296, 350, 370, 428, 500, 518, 535, 625, 700, 740, 749, 856, 875, 925, 1000, 1036, 1070, 1250, 1295, 1400, 1480, 1498, 1750, 1850, 2072, 2140, 2500, 2590, 2675, 2996, 3500, 3700, 3745, 3959, 4280, 4375, 4625, 5000, 5180, 5350, 5992, 6475, 7000, 7400, 7490, 7918, 8750, 9250, 10360, 10700, 12950, 13375, 14980, 15836, 17500, 18500, 18725, 19795, 21400, 23125, 25900, 26750, 27713, 29960, 31672, 32375, 35000, 37000, 37450, 39590, 46250, 51800, 53500, 55426, 64750, 66875, 74900, 79180, 92500, 93625, 98975, 107000, 110852, 129500, 133750, 138565, 149800, 158360, 161875, 185000, 187250, 197950, 221704, 259000, 267500, 277130, 323750, 374500, 395900, 468125, 494875, 535000, 554260, 647500, 692825, 749000, 791800, 936250, 989750, 1108520, 1295000, 1385650, 1872500, 1979500, 2474375, 2771300, 3464125, 3745000, 3959000, 4948750, 5542600, 6928250, 9897500, 13856500, 17320625, 19795000, 27713000, 34641250, 69282500, 138565000]

約数ペア:

[(1, 138565000), (2, 69282500), (4, 34641250), (5, 27713000), (7, 19795000), (8, 17320625), (10, 13856500), (14, 9897500), (20, 6928250), (25, 5542600), (28, 4948750), (35, 3959000), (37, 3745000), (40, 3464125), (50, 2771300), (56, 2474375), (70, 1979500), (74, 1872500), (100, 1385650), (107, 1295000), (125, 1108520), (140, 989750), (148, 936250), (175, 791800), (185, 749000), (200, 692825), (214, 647500), (250, 554260), (259, 535000), (280, 494875), (296, 468125), (350, 395900), (370, 374500), (428, 323750), (500, 277130), (518, 267500), (535, 259000), (625, 221704), (700, 197950), (740, 187250), (749, 185000), (856, 161875), (875, 158360), (925, 149800), (1000, 138565), (1036, 133750), (1070, 129500), (1250, 110852), (1295, 107000), (1400, 98975), (1480, 93625), (1498, 92500), (1750, 79180), (1850, 74900), (2072, 66875), (2140, 64750), (2500, 55426), (2590, 53500), (2675, 51800), (2996, 46250), (3500, 39590), (3700, 37450), (3745, 37000), (3959, 35000), (4280, 32375), (4375, 31672), (4625, 29960), (5000, 27713), (5180, 26750), (5350, 25900), (5992, 23125), (6475, 21400), (7000, 19795), (7400, 18725), (7490, 18500), (7918, 17500), (8750, 15836), (9250, 14980), (10360, 13375), (10700, 12950)]