87751256

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 179020800

約数和(自身を除く): 91269544

約数列:

[1, 2, 4, 8, 23, 46, 47, 73, 92, 94, 139, 146, 184, 188, 278, 292, 376, 556, 584, 1081, 1112, 1679, 2162, 3197, 3358, 3431, 4324, 6394, 6533, 6716, 6862, 8648, 10147, 12788, 13066, 13432, 13724, 20294, 25576, 26132, 27448, 40588, 52264, 78913, 81176, 150259, 157826, 233381, 300518, 315652, 466762, 476909, 601036, 631304, 933524, 953818, 1202072, 1867048, 1907636, 3815272, 10968907, 21937814, 43875628, 87751256]

約数ペア:

[(1, 87751256), (2, 43875628), (4, 21937814), (8, 10968907), (23, 3815272), (46, 1907636), (47, 1867048), (73, 1202072), (92, 953818), (94, 933524), (139, 631304), (146, 601036), (184, 476909), (188, 466762), (278, 315652), (292, 300518), (376, 233381), (556, 157826), (584, 150259), (1081, 81176), (1112, 78913), (1679, 52264), (2162, 40588), (3197, 27448), (3358, 26132), (3431, 25576), (4324, 20294), (6394, 13724), (6533, 13432), (6716, 13066), (6862, 12788), (8648, 10147)]