131261200

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:250

約数の個数: 180

約数和(自身を含む): 378837732

約数和(自身を除く): 247576532

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 37, 40, 49, 50, 56, 70, 74, 80, 98, 100, 112, 140, 148, 175, 181, 185, 196, 200, 245, 259, 280, 296, 350, 362, 370, 392, 400, 490, 518, 560, 592, 700, 724, 740, 784, 905, 925, 980, 1036, 1225, 1267, 1295, 1400, 1448, 1480, 1810, 1813, 1850, 1960, 2072, 2450, 2534, 2590, 2800, 2896, 2960, 3620, 3626, 3700, 3920, 4144, 4525, 4900, 5068, 5180, 6335, 6475, 6697, 7240, 7252, 7400, 8869, 9050, 9065, 9800, 10136, 10360, 12670, 12950, 13394, 14480, 14504, 14800, 17738, 18100, 18130, 19600, 20272, 20720, 25340, 25900, 26788, 29008, 31675, 33485, 35476, 36200, 36260, 44345, 45325, 46879, 50680, 51800, 53576, 63350, 66970, 70952, 72400, 72520, 88690, 90650, 93758, 101360, 103600, 107152, 126700, 133940, 141904, 145040, 167425, 177380, 181300, 187516, 221725, 234395, 253400, 267880, 328153, 334850, 354760, 362600, 375032, 443450, 468790, 506800, 535760, 656306, 669700, 709520, 725200, 750064, 886900, 937580, 1171975, 1312612, 1339400, 1640765, 1773800, 1875160, 2343950, 2625224, 2678800, 3281530, 3547600, 3750320, 4687900, 5250448, 6563060, 8203825, 9375800, 13126120, 16407650, 18751600, 26252240, 32815300, 65630600, 131261200]

約数ペア:

[(1, 131261200), (2, 65630600), (4, 32815300), (5, 26252240), (7, 18751600), (8, 16407650), (10, 13126120), (14, 9375800), (16, 8203825), (20, 6563060), (25, 5250448), (28, 4687900), (35, 3750320), (37, 3547600), (40, 3281530), (49, 2678800), (50, 2625224), (56, 2343950), (70, 1875160), (74, 1773800), (80, 1640765), (98, 1339400), (100, 1312612), (112, 1171975), (140, 937580), (148, 886900), (175, 750064), (181, 725200), (185, 709520), (196, 669700), (200, 656306), (245, 535760), (259, 506800), (280, 468790), (296, 443450), (350, 375032), (362, 362600), (370, 354760), (392, 334850), (400, 328153), (490, 267880), (518, 253400), (560, 234395), (592, 221725), (700, 187516), (724, 181300), (740, 177380), (784, 167425), (905, 145040), (925, 141904), (980, 133940), (1036, 126700), (1225, 107152), (1267, 103600), (1295, 101360), (1400, 93758), (1448, 90650), (1480, 88690), (1810, 72520), (1813, 72400), (1850, 70952), (1960, 66970), (2072, 63350), (2450, 53576), (2534, 51800), (2590, 50680), (2800, 46879), (2896, 45325), (2960, 44345), (3620, 36260), (3626, 36200), (3700, 35476), (3920, 33485), (4144, 31675), (4525, 29008), (4900, 26788), (5068, 25900), (5180, 25340), (6335, 20720), (6475, 20272), (6697, 19600), (7240, 18130), (7252, 18100), (7400, 17738), (8869, 14800), (9050, 14504), (9065, 14480), (9800, 13394), (10136, 12950), (10360, 12670)]