81619968

素因数分解:

$2^{10}\times 3^1\times {\mathrm{163}}^2$

素因数の和:349

約数の個数: 66

約数和(自身を含む): 218889804

約数和(自身を除く): 137269836

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 163, 192, 256, 326, 384, 489, 512, 652, 768, 978, 1024, 1304, 1536, 1956, 2608, 3072, 3912, 5216, 7824, 10432, 15648, 20864, 26569, 31296, 41728, 53138, 62592, 79707, 83456, 106276, 125184, 159414, 166912, 212552, 250368, 318828, 425104, 500736, 637656, 850208, 1275312, 1700416, 2550624, 3400832, 5101248, 6801664, 10202496, 13603328, 20404992, 27206656, 40809984, 81619968]

約数ペア:

[(1, 81619968), (2, 40809984), (3, 27206656), (4, 20404992), (6, 13603328), (8, 10202496), (12, 6801664), (16, 5101248), (24, 3400832), (32, 2550624), (48, 1700416), (64, 1275312), (96, 850208), (128, 637656), (163, 500736), (192, 425104), (256, 318828), (326, 250368), (384, 212552), (489, 166912), (512, 159414), (652, 125184), (768, 106276), (978, 83456), (1024, 79707), (1304, 62592), (1536, 53138), (1956, 41728), (2608, 31296), (3072, 26569), (3912, 20864), (5216, 15648), (7824, 10432)]