51489200

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 180

約数和(自身を含む): 149869872

約数和(自身を除く): 98380672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 37, 40, 49, 50, 56, 70, 71, 74, 80, 98, 100, 112, 140, 142, 148, 175, 185, 196, 200, 245, 259, 280, 284, 296, 350, 355, 370, 392, 400, 490, 497, 518, 560, 568, 592, 700, 710, 740, 784, 925, 980, 994, 1036, 1136, 1225, 1295, 1400, 1420, 1480, 1775, 1813, 1850, 1960, 1988, 2072, 2450, 2485, 2590, 2627, 2800, 2840, 2960, 3479, 3550, 3626, 3700, 3920, 3976, 4144, 4900, 4970, 5180, 5254, 5680, 6475, 6958, 7100, 7252, 7400, 7952, 9065, 9800, 9940, 10360, 10508, 12425, 12950, 13135, 13916, 14200, 14504, 14800, 17395, 18130, 18389, 19600, 19880, 20720, 21016, 24850, 25900, 26270, 27832, 28400, 29008, 34790, 36260, 36778, 39760, 42032, 45325, 49700, 51800, 52540, 55664, 65675, 69580, 72520, 73556, 86975, 90650, 91945, 99400, 103600, 105080, 128723, 131350, 139160, 145040, 147112, 173950, 181300, 183890, 198800, 210160, 257446, 262700, 278320, 294224, 347900, 362600, 367780, 459725, 514892, 525400, 643615, 695800, 725200, 735560, 919450, 1029784, 1050800, 1287230, 1391600, 1471120, 1838900, 2059568, 2574460, 3218075, 3677800, 5148920, 6436150, 7355600, 10297840, 12872300, 25744600, 51489200]

約数ペア:

[(1, 51489200), (2, 25744600), (4, 12872300), (5, 10297840), (7, 7355600), (8, 6436150), (10, 5148920), (14, 3677800), (16, 3218075), (20, 2574460), (25, 2059568), (28, 1838900), (35, 1471120), (37, 1391600), (40, 1287230), (49, 1050800), (50, 1029784), (56, 919450), (70, 735560), (71, 725200), (74, 695800), (80, 643615), (98, 525400), (100, 514892), (112, 459725), (140, 367780), (142, 362600), (148, 347900), (175, 294224), (185, 278320), (196, 262700), (200, 257446), (245, 210160), (259, 198800), (280, 183890), (284, 181300), (296, 173950), (350, 147112), (355, 145040), (370, 139160), (392, 131350), (400, 128723), (490, 105080), (497, 103600), (518, 99400), (560, 91945), (568, 90650), (592, 86975), (700, 73556), (710, 72520), (740, 69580), (784, 65675), (925, 55664), (980, 52540), (994, 51800), (1036, 49700), (1136, 45325), (1225, 42032), (1295, 39760), (1400, 36778), (1420, 36260), (1480, 34790), (1775, 29008), (1813, 28400), (1850, 27832), (1960, 26270), (1988, 25900), (2072, 24850), (2450, 21016), (2485, 20720), (2590, 19880), (2627, 19600), (2800, 18389), (2840, 18130), (2960, 17395), (3479, 14800), (3550, 14504), (3626, 14200), (3700, 13916), (3920, 13135), (3976, 12950), (4144, 12425), (4900, 10508), (4970, 10360), (5180, 9940), (5254, 9800), (5680, 9065), (6475, 7952), (6958, 7400), (7100, 7252)]