25448144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{863}}^1$

素因数の和:987

約数の個数: 40

約数和(自身を含む): 52496640

約数和(自身を除く): 27048496

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 97, 152, 194, 304, 388, 776, 863, 1552, 1726, 1843, 3452, 3686, 6904, 7372, 13808, 14744, 16397, 29488, 32794, 65588, 83711, 131176, 167422, 262352, 334844, 669688, 1339376, 1590509, 3181018, 6362036, 12724072, 25448144]

約数ペア:

[(1, 25448144), (2, 12724072), (4, 6362036), (8, 3181018), (16, 1590509), (19, 1339376), (38, 669688), (76, 334844), (97, 262352), (152, 167422), (194, 131176), (304, 83711), (388, 65588), (776, 32794), (863, 29488), (1552, 16397), (1726, 14744), (1843, 13808), (3452, 7372), (3686, 6904)]