31720704

素因数分解:

$2^8\times 3^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:523

約数の個数: 72

約数和(自身を含む): 85455552

約数和(自身を除く): 53734848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 103, 128, 192, 206, 256, 309, 384, 401, 412, 618, 768, 802, 824, 1203, 1236, 1604, 1648, 2406, 2472, 3208, 3296, 4812, 4944, 6416, 6592, 9624, 9888, 12832, 13184, 19248, 19776, 25664, 26368, 38496, 39552, 41303, 51328, 76992, 79104, 82606, 102656, 123909, 153984, 165212, 247818, 307968, 330424, 495636, 660848, 991272, 1321696, 1982544, 2643392, 3965088, 5286784, 7930176, 10573568, 15860352, 31720704]

約数ペア:

[(1, 31720704), (2, 15860352), (3, 10573568), (4, 7930176), (6, 5286784), (8, 3965088), (12, 2643392), (16, 1982544), (24, 1321696), (32, 991272), (48, 660848), (64, 495636), (96, 330424), (103, 307968), (128, 247818), (192, 165212), (206, 153984), (256, 123909), (309, 102656), (384, 82606), (401, 79104), (412, 76992), (618, 51328), (768, 41303), (802, 39552), (824, 38496), (1203, 26368), (1236, 25664), (1604, 19776), (1648, 19248), (2406, 13184), (2472, 12832), (3208, 9888), (3296, 9624), (4812, 6592), (4944, 6416)]