81071616

素因数分解:

$2^9\times 3^1\times {\mathrm{47}}^1\times {\mathrm{1123}}^1$

素因数の和:1191

約数の個数: 80

約数和(自身を含む): 220771584

約数和(自身を除く): 139699968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 47, 48, 64, 94, 96, 128, 141, 188, 192, 256, 282, 376, 384, 512, 564, 752, 768, 1123, 1128, 1504, 1536, 2246, 2256, 3008, 3369, 4492, 4512, 6016, 6738, 8984, 9024, 12032, 13476, 17968, 18048, 24064, 26952, 35936, 36096, 52781, 53904, 71872, 72192, 105562, 107808, 143744, 158343, 211124, 215616, 287488, 316686, 422248, 431232, 574976, 633372, 844496, 862464, 1266744, 1688992, 1724928, 2533488, 3377984, 5066976, 6755968, 10133952, 13511936, 20267904, 27023872, 40535808, 81071616]

約数ペア:

[(1, 81071616), (2, 40535808), (3, 27023872), (4, 20267904), (6, 13511936), (8, 10133952), (12, 6755968), (16, 5066976), (24, 3377984), (32, 2533488), (47, 1724928), (48, 1688992), (64, 1266744), (94, 862464), (96, 844496), (128, 633372), (141, 574976), (188, 431232), (192, 422248), (256, 316686), (282, 287488), (376, 215616), (384, 211124), (512, 158343), (564, 143744), (752, 107808), (768, 105562), (1123, 72192), (1128, 71872), (1504, 53904), (1536, 52781), (2246, 36096), (2256, 35936), (3008, 26952), (3369, 24064), (4492, 18048), (4512, 17968), (6016, 13476), (6738, 12032), (8984, 9024)]