81550256

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{599}}^1$

素因数の和:801

約数の個数: 40

約数和(自身を含む): 161894400

約数和(自身を除く): 80344144

約数列:

[1, 2, 4, 8, 16, 67, 127, 134, 254, 268, 508, 536, 599, 1016, 1072, 1198, 2032, 2396, 4792, 8509, 9584, 17018, 34036, 40133, 68072, 76073, 80266, 136144, 152146, 160532, 304292, 321064, 608584, 642128, 1217168, 5096891, 10193782, 20387564, 40775128, 81550256]

約数ペア:

[(1, 81550256), (2, 40775128), (4, 20387564), (8, 10193782), (16, 5096891), (67, 1217168), (127, 642128), (134, 608584), (254, 321064), (268, 304292), (508, 160532), (536, 152146), (599, 136144), (1016, 80266), (1072, 76073), (1198, 68072), (2032, 40133), (2396, 34036), (4792, 17018), (8509, 9584)]