2587780000

素因数分解:

$2^5\times 5^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:349

約数の個数: 240

約数和(自身を含む): 7067518920

約数和(自身を除く): 4479738920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 37, 40, 50, 52, 65, 74, 80, 100, 104, 125, 130, 148, 160, 185, 200, 208, 250, 260, 269, 296, 325, 370, 400, 416, 481, 500, 520, 538, 592, 625, 650, 740, 800, 925, 962, 1000, 1040, 1076, 1184, 1250, 1300, 1345, 1480, 1625, 1850, 1924, 2000, 2080, 2152, 2405, 2500, 2600, 2690, 2960, 3250, 3497, 3700, 3848, 4000, 4304, 4625, 4810, 5000, 5200, 5380, 5920, 6500, 6725, 6994, 7400, 7696, 8125, 8608, 9250, 9620, 9953, 10000, 10400, 10760, 12025, 13000, 13450, 13988, 14800, 15392, 16250, 17485, 18500, 19240, 19906, 20000, 21520, 23125, 24050, 26000, 26900, 27976, 29600, 32500, 33625, 34970, 37000, 38480, 39812, 43040, 46250, 48100, 49765, 52000, 53800, 55952, 60125, 65000, 67250, 69940, 74000, 76960, 79624, 87425, 92500, 96200, 99530, 107600, 111904, 120250, 129389, 130000, 134500, 139880, 148000, 159248, 168125, 174850, 185000, 192400, 199060, 215200, 240500, 248825, 258778, 260000, 269000, 279760, 300625, 318496, 336250, 349700, 370000, 384800, 398120, 437125, 481000, 497650, 517556, 538000, 559520, 601250, 646945, 672500, 699400, 740000, 796240, 874250, 962000, 995300, 1035112, 1076000, 1202500, 1244125, 1293890, 1345000, 1398800, 1592480, 1748500, 1924000, 1990600, 2070224, 2185625, 2405000, 2488250, 2587780, 2690000, 2797600, 3234725, 3497000, 3981200, 4140448, 4371250, 4810000, 4976500, 5175560, 5380000, 6220625, 6469450, 6994000, 7962400, 8742500, 9620000, 9953000, 10351120, 12441250, 12938900, 13988000, 16173625, 17485000, 19906000, 20702240, 24882500, 25877800, 32347250, 34970000, 39812000, 49765000, 51755600, 64694500, 69940000, 80868125, 99530000, 103511200, 129389000, 161736250, 199060000, 258778000, 323472500, 517556000, 646945000, 1293890000, 2587780000]

約数ペア:

[(1, 2587780000), (2, 1293890000), (4, 646945000), (5, 517556000), (8, 323472500), (10, 258778000), (13, 199060000), (16, 161736250), (20, 129389000), (25, 103511200), (26, 99530000), (32, 80868125), (37, 69940000), (40, 64694500), (50, 51755600), (52, 49765000), (65, 39812000), (74, 34970000), (80, 32347250), (100, 25877800), (104, 24882500), (125, 20702240), (130, 19906000), (148, 17485000), (160, 16173625), (185, 13988000), (200, 12938900), (208, 12441250), (250, 10351120), (260, 9953000), (269, 9620000), (296, 8742500), (325, 7962400), (370, 6994000), (400, 6469450), (416, 6220625), (481, 5380000), (500, 5175560), (520, 4976500), (538, 4810000), (592, 4371250), (625, 4140448), (650, 3981200), (740, 3497000), (800, 3234725), (925, 2797600), (962, 2690000), (1000, 2587780), (1040, 2488250), (1076, 2405000), (1184, 2185625), (1250, 2070224), (1300, 1990600), (1345, 1924000), (1480, 1748500), (1625, 1592480), (1850, 1398800), (1924, 1345000), (2000, 1293890), (2080, 1244125), (2152, 1202500), (2405, 1076000), (2500, 1035112), (2600, 995300), (2690, 962000), (2960, 874250), (3250, 796240), (3497, 740000), (3700, 699400), (3848, 672500), (4000, 646945), (4304, 601250), (4625, 559520), (4810, 538000), (5000, 517556), (5200, 497650), (5380, 481000), (5920, 437125), (6500, 398120), (6725, 384800), (6994, 370000), (7400, 349700), (7696, 336250), (8125, 318496), (8608, 300625), (9250, 279760), (9620, 269000), (9953, 260000), (10000, 258778), (10400, 248825), (10760, 240500), (12025, 215200), (13000, 199060), (13450, 192400), (13988, 185000), (14800, 174850), (15392, 168125), (16250, 159248), (17485, 148000), (18500, 139880), (19240, 134500), (19906, 130000), (20000, 129389), (21520, 120250), (23125, 111904), (24050, 107600), (26000, 99530), (26900, 96200), (27976, 92500), (29600, 87425), (32500, 79624), (33625, 76960), (34970, 74000), (37000, 69940), (38480, 67250), (39812, 65000), (43040, 60125), (46250, 55952), (48100, 53800), (49765, 52000)]