85517120

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:428

約数の個数: 112

約数和(自身を含む): 223558608

約数和(自身を除く): 138041488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 104, 122, 130, 160, 208, 244, 260, 305, 320, 337, 416, 488, 520, 610, 674, 793, 832, 976, 1040, 1220, 1348, 1586, 1685, 1952, 2080, 2440, 2696, 3172, 3370, 3904, 3965, 4160, 4381, 4880, 5392, 6344, 6740, 7930, 8762, 9760, 10784, 12688, 13480, 15860, 17524, 19520, 20557, 21568, 21905, 25376, 26960, 31720, 35048, 41114, 43810, 50752, 53920, 63440, 70096, 82228, 87620, 102785, 107840, 126880, 140192, 164456, 175240, 205570, 253760, 267241, 280384, 328912, 350480, 411140, 534482, 657824, 700960, 822280, 1068964, 1315648, 1336205, 1401920, 1644560, 2137928, 2672410, 3289120, 4275856, 5344820, 6578240, 8551712, 10689640, 17103424, 21379280, 42758560, 85517120]

約数ペア:

[(1, 85517120), (2, 42758560), (4, 21379280), (5, 17103424), (8, 10689640), (10, 8551712), (13, 6578240), (16, 5344820), (20, 4275856), (26, 3289120), (32, 2672410), (40, 2137928), (52, 1644560), (61, 1401920), (64, 1336205), (65, 1315648), (80, 1068964), (104, 822280), (122, 700960), (130, 657824), (160, 534482), (208, 411140), (244, 350480), (260, 328912), (305, 280384), (320, 267241), (337, 253760), (416, 205570), (488, 175240), (520, 164456), (610, 140192), (674, 126880), (793, 107840), (832, 102785), (976, 87620), (1040, 82228), (1220, 70096), (1348, 63440), (1586, 53920), (1685, 50752), (1952, 43810), (2080, 41114), (2440, 35048), (2696, 31720), (3172, 26960), (3370, 25376), (3904, 21905), (3965, 21568), (4160, 20557), (4381, 19520), (4880, 17524), (5392, 15860), (6344, 13480), (6740, 12688), (7930, 10784), (8762, 9760)]