87685760

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7211}}^1$

素因数の和:7249

約数の個数: 64

約数和(自身を含む): 220687200

約数和(自身を除く): 133001440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 6080, 7211, 12160, 14422, 28844, 36055, 57688, 72110, 115376, 137009, 144220, 230752, 274018, 288440, 461504, 548036, 576880, 685045, 923008, 1096072, 1153760, 1370090, 2192144, 2307520, 2740180, 4384288, 4615040, 5480360, 8768576, 10960720, 17537152, 21921440, 43842880, 87685760]

約数ペア:

[(1, 87685760), (2, 43842880), (4, 21921440), (5, 17537152), (8, 10960720), (10, 8768576), (16, 5480360), (19, 4615040), (20, 4384288), (32, 2740180), (38, 2307520), (40, 2192144), (64, 1370090), (76, 1153760), (80, 1096072), (95, 923008), (128, 685045), (152, 576880), (160, 548036), (190, 461504), (304, 288440), (320, 274018), (380, 230752), (608, 144220), (640, 137009), (760, 115376), (1216, 72110), (1520, 57688), (2432, 36055), (3040, 28844), (6080, 14422), (7211, 12160)]