158237984

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:609

約数の個数: 48

約数和(自身を含む): 318318336

約数和(自身を除く): 160080352

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 257, 271, 284, 514, 542, 568, 1028, 1084, 1136, 2056, 2168, 2272, 4112, 4336, 8224, 8672, 18247, 19241, 36494, 38482, 69647, 72988, 76964, 139294, 145976, 153928, 278588, 291952, 307856, 557176, 583904, 615712, 1114352, 2228704, 4944937, 9889874, 19779748, 39559496, 79118992, 158237984]

約数ペア:

[(1, 158237984), (2, 79118992), (4, 39559496), (8, 19779748), (16, 9889874), (32, 4944937), (71, 2228704), (142, 1114352), (257, 615712), (271, 583904), (284, 557176), (514, 307856), (542, 291952), (568, 278588), (1028, 153928), (1084, 145976), (1136, 139294), (2056, 76964), (2168, 72988), (2272, 69647), (4112, 38482), (4336, 36494), (8224, 19241), (8672, 18247)]