81995496

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:327

約数の個数: 128

約数和(自身を含む): 237219840

約数和(自身を除く): 155224344

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 31, 33, 43, 44, 62, 66, 86, 88, 93, 124, 129, 132, 172, 186, 233, 248, 258, 264, 341, 344, 372, 466, 473, 516, 682, 699, 744, 932, 946, 1023, 1032, 1333, 1364, 1398, 1419, 1864, 1892, 2046, 2563, 2666, 2728, 2796, 2838, 3784, 3999, 4092, 5126, 5332, 5592, 5676, 7223, 7689, 7998, 8184, 10019, 10252, 10664, 11352, 14446, 14663, 15378, 15996, 20038, 20504, 21669, 28892, 29326, 30057, 30756, 31992, 40076, 43338, 43989, 57784, 58652, 60114, 61512, 79453, 80152, 86676, 87978, 110209, 117304, 120228, 158906, 173352, 175956, 220418, 238359, 240456, 310589, 317812, 330627, 351912, 440836, 476718, 621178, 635624, 661254, 881672, 931767, 953436, 1242356, 1322508, 1863534, 1906872, 2484712, 2645016, 3416479, 3727068, 6832958, 7454136, 10249437, 13665916, 20498874, 27331832, 40997748, 81995496]

約数ペア:

[(1, 81995496), (2, 40997748), (3, 27331832), (4, 20498874), (6, 13665916), (8, 10249437), (11, 7454136), (12, 6832958), (22, 3727068), (24, 3416479), (31, 2645016), (33, 2484712), (43, 1906872), (44, 1863534), (62, 1322508), (66, 1242356), (86, 953436), (88, 931767), (93, 881672), (124, 661254), (129, 635624), (132, 621178), (172, 476718), (186, 440836), (233, 351912), (248, 330627), (258, 317812), (264, 310589), (341, 240456), (344, 238359), (372, 220418), (466, 175956), (473, 173352), (516, 158906), (682, 120228), (699, 117304), (744, 110209), (932, 87978), (946, 86676), (1023, 80152), (1032, 79453), (1333, 61512), (1364, 60114), (1398, 58652), (1419, 57784), (1864, 43989), (1892, 43338), (2046, 40076), (2563, 31992), (2666, 30756), (2728, 30057), (2796, 29326), (2838, 28892), (3784, 21669), (3999, 20504), (4092, 20038), (5126, 15996), (5332, 15378), (5592, 14663), (5676, 14446), (7223, 11352), (7689, 10664), (7998, 10252), (8184, 10019)]