71829628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 140343840

約数和(自身を除く): 68514212

約数列:

[1, 2, 4, 13, 26, 52, 53, 67, 106, 134, 212, 268, 389, 689, 778, 871, 1378, 1556, 1742, 2756, 3484, 3551, 5057, 7102, 10114, 14204, 20228, 20617, 26063, 41234, 46163, 52126, 82468, 92326, 104252, 184652, 268021, 338819, 536042, 677638, 1072084, 1355276, 1381339, 2762678, 5525356, 17957407, 35914814, 71829628]

約数ペア:

[(1, 71829628), (2, 35914814), (4, 17957407), (13, 5525356), (26, 2762678), (52, 1381339), (53, 1355276), (67, 1072084), (106, 677638), (134, 536042), (212, 338819), (268, 268021), (389, 184652), (689, 104252), (778, 92326), (871, 82468), (1378, 52126), (1556, 46163), (1742, 41234), (2756, 26063), (3484, 20617), (3551, 20228), (5057, 14204), (7102, 10114)]