81812896

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{3469}}^1$

素因数の和:3557

約数の個数: 48

約数和(自身を含む): 178385760

約数和(自身を除く): 96572864

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 67, 88, 134, 176, 268, 352, 536, 737, 1072, 1474, 2144, 2948, 3469, 5896, 6938, 11792, 13876, 23584, 27752, 38159, 55504, 76318, 111008, 152636, 232423, 305272, 464846, 610544, 929692, 1221088, 1859384, 2556653, 3718768, 5113306, 7437536, 10226612, 20453224, 40906448, 81812896]

約数ペア:

[(1, 81812896), (2, 40906448), (4, 20453224), (8, 10226612), (11, 7437536), (16, 5113306), (22, 3718768), (32, 2556653), (44, 1859384), (67, 1221088), (88, 929692), (134, 610544), (176, 464846), (268, 305272), (352, 232423), (536, 152636), (737, 111008), (1072, 76318), (1474, 55504), (2144, 38159), (2948, 27752), (3469, 23584), (5896, 13876), (6938, 11792)]