128764208

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{2063}}^1$

素因数の和:2201

約数の個数: 40

約数和(自身を含む): 257983488

約数和(自身を除く): 129219280

約数列:

[1, 2, 4, 8, 16, 47, 83, 94, 166, 188, 332, 376, 664, 752, 1328, 2063, 3901, 4126, 7802, 8252, 15604, 16504, 31208, 33008, 62416, 96961, 171229, 193922, 342458, 387844, 684916, 775688, 1369832, 1551376, 2739664, 8047763, 16095526, 32191052, 64382104, 128764208]

約数ペア:

[(1, 128764208), (2, 64382104), (4, 32191052), (8, 16095526), (16, 8047763), (47, 2739664), (83, 1551376), (94, 1369832), (166, 775688), (188, 684916), (332, 387844), (376, 342458), (664, 193922), (752, 171229), (1328, 96961), (2063, 62416), (3901, 33008), (4126, 31208), (7802, 16504), (8252, 15604)]