90156368

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4177}}^1$

素因数の和:4275

約数の個数: 40

約数和(自身を含む): 186505920

約数和(自身を除く): 96349552

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 568, 1136, 1349, 2698, 4177, 5396, 8354, 10792, 16708, 21584, 33416, 66832, 79363, 158726, 296567, 317452, 593134, 634904, 1186268, 1269808, 2372536, 4745072, 5634773, 11269546, 22539092, 45078184, 90156368]

約数ペア:

[(1, 90156368), (2, 45078184), (4, 22539092), (8, 11269546), (16, 5634773), (19, 4745072), (38, 2372536), (71, 1269808), (76, 1186268), (142, 634904), (152, 593134), (284, 317452), (304, 296567), (568, 158726), (1136, 79363), (1349, 66832), (2698, 33416), (4177, 21584), (5396, 16708), (8354, 10792)]