90871376

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{887}}^1$

素因数の和:1251

約数の個数: 40

約数和(自身を含む): 186089280

約数和(自身を除く): 95217904

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 337, 674, 887, 1348, 1774, 2696, 3548, 5392, 6403, 7096, 12806, 14192, 16853, 25612, 33706, 51224, 67412, 102448, 134824, 269648, 298919, 597838, 1195676, 2391352, 4782704, 5679461, 11358922, 22717844, 45435688, 90871376]

約数ペア:

[(1, 90871376), (2, 45435688), (4, 22717844), (8, 11358922), (16, 5679461), (19, 4782704), (38, 2391352), (76, 1195676), (152, 597838), (304, 298919), (337, 269648), (674, 134824), (887, 102448), (1348, 67412), (1774, 51224), (2696, 33706), (3548, 25612), (5392, 16853), (6403, 14192), (7096, 12806)]