71254256

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4987}}^1$

素因数の和:5061

約数の個数: 40

約数和(自身を含む): 148442880

約数和(自身を除く): 77188624

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 188, 304, 376, 752, 893, 1786, 3572, 4987, 7144, 9974, 14288, 19948, 39896, 79792, 94753, 189506, 234389, 379012, 468778, 758024, 937556, 1516048, 1875112, 3750224, 4453391, 8906782, 17813564, 35627128, 71254256]

約数ペア:

[(1, 71254256), (2, 35627128), (4, 17813564), (8, 8906782), (16, 4453391), (19, 3750224), (38, 1875112), (47, 1516048), (76, 937556), (94, 758024), (152, 468778), (188, 379012), (304, 234389), (376, 189506), (752, 94753), (893, 79792), (1786, 39896), (3572, 19948), (4987, 14288), (7144, 9974)]