81418192

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{1201}}^1$

素因数の和:1451

約数の個数: 40

約数和(自身を含む): 166933760

約数和(自身を除く): 85515568

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 223, 304, 446, 892, 1201, 1784, 2402, 3568, 4237, 4804, 8474, 9608, 16948, 19216, 22819, 33896, 45638, 67792, 91276, 182552, 267823, 365104, 535646, 1071292, 2142584, 4285168, 5088637, 10177274, 20354548, 40709096, 81418192]

約数ペア:

[(1, 81418192), (2, 40709096), (4, 20354548), (8, 10177274), (16, 5088637), (19, 4285168), (38, 2142584), (76, 1071292), (152, 535646), (223, 365104), (304, 267823), (446, 182552), (892, 91276), (1201, 67792), (1784, 45638), (2402, 33896), (3568, 22819), (4237, 19216), (4804, 16948), (8474, 9608)]