81563904

素因数分解:

$2^8\times 3^2\times {\mathrm{35401}}^1$

素因数の和:35423

約数の個数: 54

約数和(自身を含む): 235175486

約数和(自身を除く): 153611582

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 35401, 70802, 106203, 141604, 212406, 283208, 318609, 424812, 566416, 637218, 849624, 1132832, 1274436, 1699248, 2265664, 2548872, 3398496, 4531328, 5097744, 6796992, 9062656, 10195488, 13593984, 20390976, 27187968, 40781952, 81563904]

約数ペア:

[(1, 81563904), (2, 40781952), (3, 27187968), (4, 20390976), (6, 13593984), (8, 10195488), (9, 9062656), (12, 6796992), (16, 5097744), (18, 4531328), (24, 3398496), (32, 2548872), (36, 2265664), (48, 1699248), (64, 1274436), (72, 1132832), (96, 849624), (128, 637218), (144, 566416), (192, 424812), (256, 318609), (288, 283208), (384, 212406), (576, 141604), (768, 106203), (1152, 70802), (2304, 35401)]