81355392

素因数分解:

$2^7\times 3^2\times {\mathrm{70621}}^1$

素因数の和:70641

約数の個数: 48

約数和(自身を含む): 234111930

約数和(自身を除く): 152756538

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 70621, 141242, 211863, 282484, 423726, 564968, 635589, 847452, 1129936, 1271178, 1694904, 2259872, 2542356, 3389808, 4519744, 5084712, 6779616, 9039488, 10169424, 13559232, 20338848, 27118464, 40677696, 81355392]

約数ペア:

[(1, 81355392), (2, 40677696), (3, 27118464), (4, 20338848), (6, 13559232), (8, 10169424), (9, 9039488), (12, 6779616), (16, 5084712), (18, 4519744), (24, 3389808), (32, 2542356), (36, 2259872), (48, 1694904), (64, 1271178), (72, 1129936), (96, 847452), (128, 635589), (144, 564968), (192, 423726), (288, 282484), (384, 211863), (576, 141242), (1152, 70621)]