87681328

素因数分解:

$2^4\times 7^1\times {\mathrm{251}}^1\times {\mathrm{3119}}^1$

素因数の和:3385

約数の個数: 40

約数和(自身を含む): 194987520

約数和(自身を除く): 107306192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 251, 502, 1004, 1757, 2008, 3119, 3514, 4016, 6238, 7028, 12476, 14056, 21833, 24952, 28112, 43666, 49904, 87332, 174664, 349328, 782869, 1565738, 3131476, 5480083, 6262952, 10960166, 12525904, 21920332, 43840664, 87681328]

約数ペア:

[(1, 87681328), (2, 43840664), (4, 21920332), (7, 12525904), (8, 10960166), (14, 6262952), (16, 5480083), (28, 3131476), (56, 1565738), (112, 782869), (251, 349328), (502, 174664), (1004, 87332), (1757, 49904), (2008, 43666), (3119, 28112), (3514, 24952), (4016, 21833), (6238, 14056), (7028, 12476)]