28097720000

素因数分解:

$2^6\times 5^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4363}}^1$

素因数の和:4425

約数の個数: 280

約数和(自身を含む): 83107597056

約数和(自身を除く): 55009877056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 32, 35, 40, 46, 50, 56, 64, 70, 80, 92, 100, 112, 115, 125, 140, 160, 161, 175, 184, 200, 224, 230, 250, 280, 320, 322, 350, 368, 400, 448, 460, 500, 560, 575, 625, 644, 700, 736, 800, 805, 875, 920, 1000, 1120, 1150, 1250, 1288, 1400, 1472, 1600, 1610, 1750, 1840, 2000, 2240, 2300, 2500, 2576, 2800, 2875, 3220, 3500, 3680, 4000, 4025, 4363, 4375, 4600, 5000, 5152, 5600, 5750, 6440, 7000, 7360, 8000, 8050, 8726, 8750, 9200, 10000, 10304, 11200, 11500, 12880, 14000, 14375, 16100, 17452, 17500, 18400, 20000, 20125, 21815, 23000, 25760, 28000, 28750, 30541, 32200, 34904, 35000, 36800, 40000, 40250, 43630, 46000, 51520, 56000, 57500, 61082, 64400, 69808, 70000, 80500, 87260, 92000, 100349, 100625, 109075, 115000, 122164, 128800, 139616, 140000, 152705, 161000, 174520, 184000, 200698, 201250, 218150, 230000, 244328, 257600, 279232, 280000, 305410, 322000, 349040, 401396, 402500, 436300, 460000, 488656, 501745, 545375, 610820, 644000, 698080, 702443, 763525, 802792, 805000, 872600, 920000, 977312, 1003490, 1090750, 1221640, 1288000, 1396160, 1404886, 1527050, 1605584, 1610000, 1745200, 1954624, 2006980, 2181500, 2443280, 2508725, 2726875, 2809772, 3054100, 3211168, 3220000, 3490400, 3512215, 3817625, 4013960, 4363000, 4886560, 5017450, 5453750, 5619544, 6108200, 6422336, 6440000, 6980800, 7024430, 7635250, 8027920, 8726000, 9773120, 10034900, 10907500, 11239088, 12216400, 12543625, 14048860, 15270500, 16055840, 17452000, 17561075, 19088125, 20069800, 21815000, 22478176, 24432800, 25087250, 28097720, 30541000, 32111680, 34904000, 35122150, 38176250, 40139600, 43630000, 44956352, 48865600, 50174500, 56195440, 61082000, 62718125, 70244300, 76352500, 80279200, 87260000, 87805375, 100349000, 112390880, 122164000, 125436250, 140488600, 152705000, 160558400, 174520000, 175610750, 200698000, 224781760, 244328000, 250872500, 280977200, 305410000, 351221500, 401396000, 439026875, 501745000, 561954400, 610820000, 702443000, 802792000, 878053750, 1003490000, 1123908800, 1221640000, 1404886000, 1756107500, 2006980000, 2809772000, 3512215000, 4013960000, 5619544000, 7024430000, 14048860000, 28097720000]

約数ペア:

[(1, 28097720000), (2, 14048860000), (4, 7024430000), (5, 5619544000), (7, 4013960000), (8, 3512215000), (10, 2809772000), (14, 2006980000), (16, 1756107500), (20, 1404886000), (23, 1221640000), (25, 1123908800), (28, 1003490000), (32, 878053750), (35, 802792000), (40, 702443000), (46, 610820000), (50, 561954400), (56, 501745000), (64, 439026875), (70, 401396000), (80, 351221500), (92, 305410000), (100, 280977200), (112, 250872500), (115, 244328000), (125, 224781760), (140, 200698000), (160, 175610750), (161, 174520000), (175, 160558400), (184, 152705000), (200, 140488600), (224, 125436250), (230, 122164000), (250, 112390880), (280, 100349000), (320, 87805375), (322, 87260000), (350, 80279200), (368, 76352500), (400, 70244300), (448, 62718125), (460, 61082000), (500, 56195440), (560, 50174500), (575, 48865600), (625, 44956352), (644, 43630000), (700, 40139600), (736, 38176250), (800, 35122150), (805, 34904000), (875, 32111680), (920, 30541000), (1000, 28097720), (1120, 25087250), (1150, 24432800), (1250, 22478176), (1288, 21815000), (1400, 20069800), (1472, 19088125), (1600, 17561075), (1610, 17452000), (1750, 16055840), (1840, 15270500), (2000, 14048860), (2240, 12543625), (2300, 12216400), (2500, 11239088), (2576, 10907500), (2800, 10034900), (2875, 9773120), (3220, 8726000), (3500, 8027920), (3680, 7635250), (4000, 7024430), (4025, 6980800), (4363, 6440000), (4375, 6422336), (4600, 6108200), (5000, 5619544), (5152, 5453750), (5600, 5017450), (5750, 4886560), (6440, 4363000), (7000, 4013960), (7360, 3817625), (8000, 3512215), (8050, 3490400), (8726, 3220000), (8750, 3211168), (9200, 3054100), (10000, 2809772), (10304, 2726875), (11200, 2508725), (11500, 2443280), (12880, 2181500), (14000, 2006980), (14375, 1954624), (16100, 1745200), (17452, 1610000), (17500, 1605584), (18400, 1527050), (20000, 1404886), (20125, 1396160), (21815, 1288000), (23000, 1221640), (25760, 1090750), (28000, 1003490), (28750, 977312), (30541, 920000), (32200, 872600), (34904, 805000), (35000, 802792), (36800, 763525), (40000, 702443), (40250, 698080), (43630, 644000), (46000, 610820), (51520, 545375), (56000, 501745), (57500, 488656), (61082, 460000), (64400, 436300), (69808, 402500), (70000, 401396), (80500, 349040), (87260, 322000), (92000, 305410), (100349, 280000), (100625, 279232), (109075, 257600), (115000, 244328), (122164, 230000), (128800, 218150), (139616, 201250), (140000, 200698), (152705, 184000), (161000, 174520)]