81571536

素因数分解:

$2^4\times 3^4\times {\mathrm{113}}^1\times {\mathrm{557}}^1$

素因数の和:690

約数の個数: 100

約数和(自身を含む): 238608612

約数和(自身を除く): 157037076

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 113, 144, 162, 216, 226, 324, 339, 432, 452, 557, 648, 678, 904, 1017, 1114, 1296, 1356, 1671, 1808, 2034, 2228, 2712, 3051, 3342, 4068, 4456, 5013, 5424, 6102, 6684, 8136, 8912, 9153, 10026, 12204, 13368, 15039, 16272, 18306, 20052, 24408, 26736, 30078, 36612, 40104, 45117, 48816, 60156, 62941, 73224, 80208, 90234, 120312, 125882, 146448, 180468, 188823, 240624, 251764, 360936, 377646, 503528, 566469, 721872, 755292, 1007056, 1132938, 1510584, 1699407, 2265876, 3021168, 3398814, 4531752, 5098221, 6797628, 9063504, 10196442, 13595256, 20392884, 27190512, 40785768, 81571536]

約数ペア:

[(1, 81571536), (2, 40785768), (3, 27190512), (4, 20392884), (6, 13595256), (8, 10196442), (9, 9063504), (12, 6797628), (16, 5098221), (18, 4531752), (24, 3398814), (27, 3021168), (36, 2265876), (48, 1699407), (54, 1510584), (72, 1132938), (81, 1007056), (108, 755292), (113, 721872), (144, 566469), (162, 503528), (216, 377646), (226, 360936), (324, 251764), (339, 240624), (432, 188823), (452, 180468), (557, 146448), (648, 125882), (678, 120312), (904, 90234), (1017, 80208), (1114, 73224), (1296, 62941), (1356, 60156), (1671, 48816), (1808, 45117), (2034, 40104), (2228, 36612), (2712, 30078), (3051, 26736), (3342, 24408), (4068, 20052), (4456, 18306), (5013, 16272), (5424, 15039), (6102, 13368), (6684, 12204), (8136, 10026), (8912, 9153)]