20215690000

素因数分解:

$2^4\times 5^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4967}}^1$

素因数の和:5043

約数の個数: 200

約数和(自身を含む): 54847793088

約数和(自身を除く): 34632103088

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 37, 40, 44, 50, 55, 74, 80, 88, 100, 110, 125, 148, 176, 185, 200, 220, 250, 275, 296, 370, 400, 407, 440, 500, 550, 592, 625, 740, 814, 880, 925, 1000, 1100, 1250, 1375, 1480, 1628, 1850, 2000, 2035, 2200, 2500, 2750, 2960, 3256, 3700, 4070, 4400, 4625, 4967, 5000, 5500, 6512, 6875, 7400, 8140, 9250, 9934, 10000, 10175, 11000, 13750, 14800, 16280, 18500, 19868, 20350, 22000, 23125, 24835, 27500, 32560, 37000, 39736, 40700, 46250, 49670, 50875, 54637, 55000, 74000, 79472, 81400, 92500, 99340, 101750, 109274, 110000, 124175, 162800, 183779, 185000, 198680, 203500, 218548, 248350, 254375, 273185, 367558, 370000, 397360, 407000, 437096, 496700, 508750, 546370, 620875, 735116, 814000, 874192, 918895, 993400, 1017500, 1092740, 1241750, 1365925, 1470232, 1837790, 1986800, 2021569, 2035000, 2185480, 2483500, 2731850, 2940464, 3104375, 3675580, 4043138, 4070000, 4370960, 4594475, 4967000, 5463700, 6208750, 6829625, 7351160, 8086276, 9188950, 9934000, 10107845, 10927400, 12417500, 13659250, 14702320, 16172552, 18377900, 20215690, 21854800, 22972375, 24835000, 27318500, 32345104, 34148125, 36755800, 40431380, 45944750, 49670000, 50539225, 54637000, 68296250, 73511600, 80862760, 91889500, 101078450, 109274000, 114861875, 136592500, 161725520, 183779000, 202156900, 229723750, 252696125, 273185000, 367558000, 404313800, 459447500, 505392250, 546370000, 808627600, 918895000, 1010784500, 1263480625, 1837790000, 2021569000, 2526961250, 4043138000, 5053922500, 10107845000, 20215690000]

約数ペア:

[(1, 20215690000), (2, 10107845000), (4, 5053922500), (5, 4043138000), (8, 2526961250), (10, 2021569000), (11, 1837790000), (16, 1263480625), (20, 1010784500), (22, 918895000), (25, 808627600), (37, 546370000), (40, 505392250), (44, 459447500), (50, 404313800), (55, 367558000), (74, 273185000), (80, 252696125), (88, 229723750), (100, 202156900), (110, 183779000), (125, 161725520), (148, 136592500), (176, 114861875), (185, 109274000), (200, 101078450), (220, 91889500), (250, 80862760), (275, 73511600), (296, 68296250), (370, 54637000), (400, 50539225), (407, 49670000), (440, 45944750), (500, 40431380), (550, 36755800), (592, 34148125), (625, 32345104), (740, 27318500), (814, 24835000), (880, 22972375), (925, 21854800), (1000, 20215690), (1100, 18377900), (1250, 16172552), (1375, 14702320), (1480, 13659250), (1628, 12417500), (1850, 10927400), (2000, 10107845), (2035, 9934000), (2200, 9188950), (2500, 8086276), (2750, 7351160), (2960, 6829625), (3256, 6208750), (3700, 5463700), (4070, 4967000), (4400, 4594475), (4625, 4370960), (4967, 4070000), (5000, 4043138), (5500, 3675580), (6512, 3104375), (6875, 2940464), (7400, 2731850), (8140, 2483500), (9250, 2185480), (9934, 2035000), (10000, 2021569), (10175, 1986800), (11000, 1837790), (13750, 1470232), (14800, 1365925), (16280, 1241750), (18500, 1092740), (19868, 1017500), (20350, 993400), (22000, 918895), (23125, 874192), (24835, 814000), (27500, 735116), (32560, 620875), (37000, 546370), (39736, 508750), (40700, 496700), (46250, 437096), (49670, 407000), (50875, 397360), (54637, 370000), (55000, 367558), (74000, 273185), (79472, 254375), (81400, 248350), (92500, 218548), (99340, 203500), (101750, 198680), (109274, 185000), (110000, 183779), (124175, 162800)]