85399880

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{16811}}^1$

素因数の和:16949

約数の個数: 32

約数和(自身を含む): 193674240

約数和(自身を除く): 108274360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 16811, 33622, 67244, 84055, 134488, 168110, 336220, 672440, 2134997, 4269994, 8539988, 10674985, 17079976, 21349970, 42699940, 85399880]

約数ペア:

[(1, 85399880), (2, 42699940), (4, 21349970), (5, 17079976), (8, 10674985), (10, 8539988), (20, 4269994), (40, 2134997), (127, 672440), (254, 336220), (508, 168110), (635, 134488), (1016, 84055), (1270, 67244), (2540, 33622), (5080, 16811)]