25600144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{84211}}^1$

素因数の和:84238

約数の個数: 20

約数和(自身を含む): 52211440

約数和(自身を除く): 26611296

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 84211, 168422, 336844, 673688, 1347376, 1600009, 3200018, 6400036, 12800072, 25600144]

約数ペア:

[(1, 25600144), (2, 12800072), (4, 6400036), (8, 3200018), (16, 1600009), (19, 1347376), (38, 673688), (76, 336844), (152, 168422), (304, 84211)]