81559168

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{15541}}^1$

素因数の和:15596

約数の個数: 32

約数和(自身を含む): 166454820

約数和(自身を除く): 84895652

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 328, 656, 1312, 2624, 5248, 15541, 31082, 62164, 124328, 248656, 497312, 637181, 994624, 1274362, 1989248, 2548724, 5097448, 10194896, 20389792, 40779584, 81559168]

約数ペア:

[(1, 81559168), (2, 40779584), (4, 20389792), (8, 10194896), (16, 5097448), (32, 2548724), (41, 1989248), (64, 1274362), (82, 994624), (128, 637181), (164, 497312), (328, 248656), (656, 124328), (1312, 62164), (2624, 31082), (5248, 15541)]