85817680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:189

約数の個数: 160

約数和(自身を含む): 233735040

約数和(自身を除く): 147917360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 43, 52, 65, 76, 80, 86, 95, 101, 104, 130, 152, 172, 190, 202, 208, 215, 247, 260, 304, 344, 380, 404, 430, 494, 505, 520, 559, 688, 760, 808, 817, 860, 988, 1010, 1040, 1118, 1235, 1313, 1520, 1616, 1634, 1720, 1919, 1976, 2020, 2236, 2470, 2626, 2795, 3268, 3440, 3838, 3952, 4040, 4085, 4343, 4472, 4940, 5252, 5590, 6536, 6565, 7676, 8080, 8170, 8686, 8944, 9595, 9880, 10504, 10621, 11180, 13072, 13130, 15352, 16340, 17372, 19190, 19760, 21008, 21242, 21715, 22360, 24947, 26260, 30704, 32680, 34744, 38380, 42484, 43430, 44720, 49894, 52520, 53105, 56459, 65360, 69488, 76760, 82517, 84968, 86860, 99788, 105040, 106210, 112918, 124735, 153520, 165034, 169936, 173720, 199576, 212420, 225836, 249470, 282295, 330068, 347440, 399152, 412585, 424840, 451672, 498940, 564590, 660136, 825170, 849680, 903344, 997880, 1072721, 1129180, 1320272, 1650340, 1995760, 2145442, 2258360, 3300680, 4290884, 4516720, 5363605, 6601360, 8581768, 10727210, 17163536, 21454420, 42908840, 85817680]

約数ペア:

[(1, 85817680), (2, 42908840), (4, 21454420), (5, 17163536), (8, 10727210), (10, 8581768), (13, 6601360), (16, 5363605), (19, 4516720), (20, 4290884), (26, 3300680), (38, 2258360), (40, 2145442), (43, 1995760), (52, 1650340), (65, 1320272), (76, 1129180), (80, 1072721), (86, 997880), (95, 903344), (101, 849680), (104, 825170), (130, 660136), (152, 564590), (172, 498940), (190, 451672), (202, 424840), (208, 412585), (215, 399152), (247, 347440), (260, 330068), (304, 282295), (344, 249470), (380, 225836), (404, 212420), (430, 199576), (494, 173720), (505, 169936), (520, 165034), (559, 153520), (688, 124735), (760, 112918), (808, 106210), (817, 105040), (860, 99788), (988, 86860), (1010, 84968), (1040, 82517), (1118, 76760), (1235, 69488), (1313, 65360), (1520, 56459), (1616, 53105), (1634, 52520), (1720, 49894), (1919, 44720), (1976, 43430), (2020, 42484), (2236, 38380), (2470, 34744), (2626, 32680), (2795, 30704), (3268, 26260), (3440, 24947), (3838, 22360), (3952, 21715), (4040, 21242), (4085, 21008), (4343, 19760), (4472, 19190), (4940, 17372), (5252, 16340), (5590, 15352), (6536, 13130), (6565, 13072), (7676, 11180), (8080, 10621), (8170, 10504), (8686, 9880), (8944, 9595)]