71747392

素因数分解:

$2^6\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:144

約数の個数: 84

約数和(自身を含む): 155748736

約数和(自身を除く): 84001344

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 43, 58, 62, 64, 86, 116, 124, 172, 232, 248, 344, 464, 496, 688, 841, 899, 928, 992, 1247, 1333, 1376, 1682, 1798, 1856, 1984, 2494, 2666, 2752, 3364, 3596, 4988, 5332, 6728, 7192, 9976, 10664, 13456, 14384, 19952, 21328, 26071, 26912, 28768, 36163, 38657, 39904, 42656, 52142, 53824, 57536, 72326, 77314, 79808, 85312, 104284, 144652, 154628, 208568, 289304, 309256, 417136, 578608, 618512, 834272, 1121053, 1157216, 1237024, 1668544, 2242106, 2314432, 2474048, 4484212, 8968424, 17936848, 35873696, 71747392]

約数ペア:

[(1, 71747392), (2, 35873696), (4, 17936848), (8, 8968424), (16, 4484212), (29, 2474048), (31, 2314432), (32, 2242106), (43, 1668544), (58, 1237024), (62, 1157216), (64, 1121053), (86, 834272), (116, 618512), (124, 578608), (172, 417136), (232, 309256), (248, 289304), (344, 208568), (464, 154628), (496, 144652), (688, 104284), (841, 85312), (899, 79808), (928, 77314), (992, 72326), (1247, 57536), (1333, 53824), (1376, 52142), (1682, 42656), (1798, 39904), (1856, 38657), (1984, 36163), (2494, 28768), (2666, 26912), (2752, 26071), (3364, 21328), (3596, 19952), (4988, 14384), (5332, 13456), (6728, 10664), (7192, 9976)]