80854839

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 138743280

約数和(自身を除く): 57888441

約数列:

[1, 3, 9, 13, 17, 39, 51, 53, 59, 117, 153, 159, 169, 177, 221, 477, 507, 531, 663, 689, 767, 901, 1003, 1521, 1989, 2067, 2301, 2703, 2873, 3009, 3127, 6201, 6903, 8109, 8619, 8957, 9027, 9381, 9971, 11713, 13039, 25857, 26871, 28143, 29913, 35139, 39117, 40651, 53159, 80613, 89739, 105417, 117351, 121953, 152269, 159477, 169507, 365859, 456807, 478431, 508521, 528463, 691067, 1370421, 1525563, 1585389, 2073201, 4756167, 6219603, 8983871, 26951613, 80854839]

約数ペア:

[(1, 80854839), (3, 26951613), (9, 8983871), (13, 6219603), (17, 4756167), (39, 2073201), (51, 1585389), (53, 1525563), (59, 1370421), (117, 691067), (153, 528463), (159, 508521), (169, 478431), (177, 456807), (221, 365859), (477, 169507), (507, 159477), (531, 152269), (663, 121953), (689, 117351), (767, 105417), (901, 89739), (1003, 80613), (1521, 53159), (1989, 40651), (2067, 39117), (2301, 35139), (2703, 29913), (2873, 28143), (3009, 26871), (3127, 25857), (6201, 13039), (6903, 11713), (8109, 9971), (8619, 9381), (8957, 9027)]