80105200

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:160

約数の個数: 180

約数和(自身を含む): 230939832

約数和(自身を除く): 150834632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 61, 67, 70, 80, 98, 100, 112, 122, 134, 140, 175, 196, 200, 244, 245, 268, 280, 305, 335, 350, 392, 400, 427, 469, 488, 490, 536, 560, 610, 670, 700, 784, 854, 938, 976, 980, 1072, 1220, 1225, 1340, 1400, 1525, 1675, 1708, 1876, 1960, 2135, 2345, 2440, 2450, 2680, 2800, 2989, 3050, 3283, 3350, 3416, 3752, 3920, 4087, 4270, 4690, 4880, 4900, 5360, 5978, 6100, 6566, 6700, 6832, 7504, 8174, 8540, 9380, 9800, 10675, 11725, 11956, 12200, 13132, 13400, 14945, 16348, 16415, 17080, 18760, 19600, 20435, 21350, 23450, 23912, 24400, 26264, 26800, 28609, 29890, 32696, 32830, 34160, 37520, 40870, 42700, 46900, 47824, 52528, 57218, 59780, 65392, 65660, 74725, 81740, 82075, 85400, 93800, 102175, 114436, 119560, 131320, 143045, 149450, 163480, 164150, 170800, 187600, 200263, 204350, 228872, 239120, 262640, 286090, 298900, 326960, 328300, 400526, 408700, 457744, 572180, 597800, 656600, 715225, 801052, 817400, 1001315, 1144360, 1195600, 1313200, 1430450, 1602104, 1634800, 2002630, 2288720, 2860900, 3204208, 4005260, 5006575, 5721800, 8010520, 10013150, 11443600, 16021040, 20026300, 40052600, 80105200]

約数ペア:

[(1, 80105200), (2, 40052600), (4, 20026300), (5, 16021040), (7, 11443600), (8, 10013150), (10, 8010520), (14, 5721800), (16, 5006575), (20, 4005260), (25, 3204208), (28, 2860900), (35, 2288720), (40, 2002630), (49, 1634800), (50, 1602104), (56, 1430450), (61, 1313200), (67, 1195600), (70, 1144360), (80, 1001315), (98, 817400), (100, 801052), (112, 715225), (122, 656600), (134, 597800), (140, 572180), (175, 457744), (196, 408700), (200, 400526), (244, 328300), (245, 326960), (268, 298900), (280, 286090), (305, 262640), (335, 239120), (350, 228872), (392, 204350), (400, 200263), (427, 187600), (469, 170800), (488, 164150), (490, 163480), (536, 149450), (560, 143045), (610, 131320), (670, 119560), (700, 114436), (784, 102175), (854, 93800), (938, 85400), (976, 82075), (980, 81740), (1072, 74725), (1220, 65660), (1225, 65392), (1340, 59780), (1400, 57218), (1525, 52528), (1675, 47824), (1708, 46900), (1876, 42700), (1960, 40870), (2135, 37520), (2345, 34160), (2440, 32830), (2450, 32696), (2680, 29890), (2800, 28609), (2989, 26800), (3050, 26264), (3283, 24400), (3350, 23912), (3416, 23450), (3752, 21350), (3920, 20435), (4087, 19600), (4270, 18760), (4690, 17080), (4880, 16415), (4900, 16348), (5360, 14945), (5978, 13400), (6100, 13132), (6566, 12200), (6700, 11956), (6832, 11725), (7504, 10675), (8174, 9800), (8540, 9380)]